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  • ...ssula ante fenestram and associated structures in man 3|3]], and [[Paper - Stapes, fissula ante fenestram and associated structures in man 4|4]]).
    1 KB (170 words) - 11:22, 18 October 2017
  • ...ssula ante fenestram and associated structures in man 3|3]], and [[Paper - Stapes, fissula ante fenestram and associated structures in man 4|4]]) describing =Stapes, Fissula Ante Fenestram and Associated Structures in Man: IV. From Fetuses
    1 KB (182 words) - 11:42, 5 October 2017
  • ...ssula ante fenestram and associated structures in man 3|3]], and [[Paper - Stapes, fissula ante fenestram and associated structures in man 4|4]]) describing =Stapes, Fissula Ante Fenestram and Associated Structures in Man III. From Embryos
    1 KB (181 words) - 11:42, 5 October 2017
  • ...ssula ante fenestram and associated structures in man 3|3]], and [[Paper - Stapes, fissula ante fenestram and associated structures in man 4|4]]).
    1 KB (194 words) - 07:46, 15 December 2018
  • ...ssula ante fenestram and associated structures in man 4|4]], and [[Paper - Stapes, fissula ante fenestram and associated structures in man 5|5]]) describing =Stapes, Fissula Ante Fenestram and Associated Structures in Man: I. From Embryo of
    2 KB (235 words) - 13:41, 18 January 2020
  • ...90px|left]] This historic 1959 paper by Anson and Bast described the human stapes development. =Development of the Stapes of the Human Ear - Illustrated in Atlas Series=
    674 bytes (92 words) - 15:38, 18 December 2018
  • ...id bar bifurcates, the anterior portion being directly continuous with the stapes. The facial nerve lies in the fork so formed. There is a large vein lying t ...meters. The ossicles at that stage were simply concentrated mesoblast. The stapes was ring—like, the incus was particularly small, and the malleus large. T
    4 KB (658 words) - 19:49, 3 September 2017
  • ...representative of the quadrate. The older Continental view homologised the stapes with the hyo-mandibular, the incus with the quadrate, the malleus with the ...f the hyoid arch becomes the stylo-hyal. It is at first connected with the stapes, but soon separates from it; later it becomes immediately connected to the
    20 KB (3,273 words) - 08:59, 18 March 2020
  • ...ssula ante fenestram and associated structures in man 4|4]], and [[Paper - Stapes, fissula ante fenestram and associated structures in man 5|5]]) describing ...offered detailed information on the morphogenesis of the otic capsule, the stapes and the incus (with atlas arrangement of figures). A fourth article, compar
    19 KB (3,118 words) - 13:48, 18 January 2020
  • '''Modern Notes:''' {{Stapes}} | {{Middle ear}} =Major Features in the Developmental History of the Human Stapes=
    22 KB (3,499 words) - 09:08, 23 January 2020
  • Reichert's cartilage<br>stapes, styloid process, lesser cornu of hyoid, upper part of body of hyoid bone * '''ST''' - stapes
    6 KB (824 words) - 14:15, 5 October 2011
  • Reichert's cartilage<br>stapes, styloid process, lesser cornu of hyoid, upper part of body of hyoid bone * '''ST''' - stapes
    6 KB (844 words) - 10:51, 1 September 2011
  • Reichert's cartilage<br>stapes, styloid process, lesser cornu of hyoid, upper part of body of hyoid bone * '''ST''' - stapes
    7 KB (981 words) - 07:53, 15 October 2015
  • ...subunits of the stapes and timing of development. Twenty-seven percent of stapes malformations had a Type I morphology characterized by a hypoplastic or abs ...n the NCCs disrupts NCC migration into the stapes region in PA2, affecting stapes formation. These results indicate that region-specific endodermal signals d
    32 KB (4,766 words) - 04:18, 5 July 2022
  • ...in the connective tissue above and posterior to the site of the drum; the stapes at first appears to be located in the vestibule rather than in the tympanic ...um, and covers in the long process of the hammer; the inner wall shuts the stapes from the tympanic cavity; the body of the hammer and the anvil lie above th
    13 KB (2,155 words) - 12:27, 26 October 2018
  • ...ssula ante fenestram and associated structures in man 3|3]], and [[Paper - Stapes, fissula ante fenestram and associated structures in man 4|4]]). The fetuse ...complete, thus resulting in a synchondrosis in the capsule anterior to the stapes. Perozzi, however, considered this zone as a place whichpermitted growth or
    39 KB (6,427 words) - 07:11, 15 December 2018
  • ...specially suitable for the study of the organ. In the middle line from the stapes is the vestibule. The cochlea is not shown as it lies above the section.
    9 KB (1,540 words) - 20:08, 31 October 2012
  • '''Modern Notes:''' {{Stapes}} | {{Middle ear}} =Adult Form of the Human Stapes in the Light of Its Development=
    34 KB (5,367 words) - 10:25, 28 January 2020
  • Fixation of the middle ear ossicles Malleus, Incus and Stapes * congenital fixation of stapes (stapes anchored to oval window)
    23 KB (3,209 words) - 08:44, 16 July 2019
  • ...the vestibular cistern, situated between the utricle and the cartilaginous stapes. The smaller spaces, belowthe cistern ...ite the fenestra cochleae; Impressio staped., area in contact with base of stapes; Saccus endol., saccus endolymphaticus; Scala tymp., scala tynipani; Scala
    18 KB (2,849 words) - 22:04, 22 April 2012
  • ...n the NCCs disrupts NCC migration into the stapes region in PA2, affecting stapes formation. These results indicate that region-specific endodermal signals d
    19 KB (2,721 words) - 15:19, 16 July 2019
  • ...d incus are derived from the cartilage of the 1st pharyngeal arch, and the stapes is derived from the cartilage of the 2nd pharyngeal arch. In ossicle develo
    13 KB (1,998 words) - 11:44, 23 October 2015
  • ...ssula ante fenestram and associated structures in man 3|3]], and [[Paper - Stapes, fissula ante fenestram and associated structures in man 4|4]]) describing =Stapes, fissula ante fenestram and associated structures in man: II. From Fetus at
    65 KB (10,417 words) - 13:41, 18 January 2020
  • Manubrium of malleus(L). Meckel's cartilage. Stapes (R). Auditory tube.
    7 KB (967 words) - 10:28, 21 September 2015
  • ...ssula ante fenestram and associated structures in man 4|4]], and [[Paper - Stapes, fissula ante fenestram and associated structures in man 5|5]]) describing =Stapes, Fissula ante fenestram and Associated Structures in man: V . From the Fetu
    84 KB (13,325 words) - 18:49, 18 November 2017
  • Anson, B. J., and Bast, T. H.: Development of the Stapes of the Human Ear, Illustrated in Atlas Series. Quart. Bull., Northwestern U '''Fig. 1.''' The malleus Embryo 7 week 18 mm, like the incus and stapes, develops from a mesenchymal blastema located within the first two branchia
    24 KB (3,787 words) - 13:47, 18 January 2020
  • i, Otocyst ; 2, pharyngo-tympanic tube ; 3, stapes ; 4, incus ; 5, malleus ; 6, ectodermal ingrowth ; 7, external auditory mea 2, malleus ; 3, incus. B. Reichert’s cartilage ; 4, stapes ;
    17 KB (2,790 words) - 14:45, 25 October 2018
  • ...lato-quadrate bar (cartilaginous skeleton of maxillary process), while the stapes is an independent formation developed round the stapedial artery. It may be ...elatinous tissue is absorbed, so that the malleus and incus and developing stapes, with the chorda tynipani, become surrounded by the hypoblasts lining of th
    22 KB (3,621 words) - 11:37, 16 May 2016
  • Manubrium of malleus(L). Meckel's cartilage. Stapes (R). Auditory tube.
    7 KB (889 words) - 14:49, 5 October 2011
  • ...the reader’s right); it has not yet been carried medialward to invest the stapes (at the reader’s left). ...anic mucous membrane has reached adult extent at this level, investing the stapes and covering the medial wall of the middle-ear cavity.
    46 KB (7,380 words) - 13:42, 18 January 2020
  • ...ther the first or second arch. Cope and Frazer described the origin of the stapes as 'peri-arterial.' O. Hertwig regards its origin as uncertain. Finally one ...he auditory epithelium would furnish a means of testing to what extent the stapes homologue together with its stapedial plate can develop in the absence of a
    40 KB (6,466 words) - 09:44, 27 May 2020
  • * '''ST''' - stapes
    7 KB (1,025 words) - 20:56, 12 May 2019
  • ...uated between the tympanic wall of the bony vestibuli with its articulated stapes, and the vestibular chambers of the membraneous labyrinth. This is the spat ...mm. embryo that has just been referred to. There is now just opposite the stapes one space which is much larger than the adjoining spaces. On part of its ma
    43 KB (7,088 words) - 11:47, 3 August 2019
  • ...Stage 18 and 19 a mesenchymal bridge forms by the interhyale which bridges stapes and cranial part laterohyale (Reichert’s cartilage). And by stage O’Rah ...s tendon was observed and the stapedius tendon attached at the back of the stapes head.The anlage of the pyramidal eminence formed around week 12-14 and arou
    21 KB (3,010 words) - 19:07, 24 October 2014
  • incus, and stapes), with their ligaments. ...s elongated from before backwards. It is occupied by the foot-piece of the stapes, and the annular ligament which connects the circumference of the foot-piec
    69 KB (11,365 words) - 23:33, 29 June 2020
  • stapes. It is developed in the reticulum that fills the interval situated between the saccule, utricle, and the cartilaginous stapes. Even before the general periotic
    45 KB (7,534 words) - 09:19, 28 August 2011
  • ...fy (Meckel’s cartilage), second arch may chondrify (Reichert’s cartilage), stapes and stapedius commence. Auricular hillocks merge to form auricle primordia. ** Stapes - Pharyngeal Arch 2 cartilage Neural crest (ectoderm)
    21 KB (2,994 words) - 09:44, 28 May 2020
  • ...fore no radical innovation in the fact that the incus articulates with the stapes. ...lii (supra-angular) ; q, quadrate ; s, squamosal ; sa, supra-angular ; st, stapes (columella auris) ; /, tympanic (angular).
    27 KB (4,367 words) - 13:22, 25 April 2015
  • * '''ST''' - stapes
    8 KB (1,216 words) - 12:54, 9 September 2016
  • ...nanubrium or handle of the malleus ; tjy. tegmen tympani ; ?'. incus ; st. stapes ; i.hy. interhyal ligament ; st.h. stylohyal cartilage ; h.h. hypohyal ; b. ...end of the mandibular arch, and its rounded head comes in contact with the stapes (Fig. 136, sf) which is segmented from the fenestra ovalis.
    24 KB (3,942 words) - 09:19, 20 June 2018
  • ...n the NCCs disrupts NCC migration into the stapes region in PA2, affecting stapes formation. These results indicate that region-specific endodermal signals d
    31 KB (4,315 words) - 09:01, 2 December 2021
  • ...ssula ante fenestram and associated structures in man 3|3]], and [[Paper - Stapes, fissula ante fenestram and associated structures in man 4|4]]) describing
    27 KB (4,575 words) - 09:25, 22 October 2017
  • ...ssula ante fenestram and associated structures in man 3|3]], and [[Paper - Stapes, fissula ante fenestram and associated structures in man 4|4]]). ...eductus cochlea; f.a.f., fissura ante fenestrarn; N.VlI, facial nerve; 5., stapes; v.c., vascular connective tissue in cartilage; e.s., endolymphatic sac; c.
    39 KB (5,992 words) - 15:21, 19 February 2019
  • Manubrium of malleus(L). Meckel's cartilage. Stapes (R). Auditory tube.
    9 KB (1,266 words) - 08:04, 15 October 2015
  • ** dorsal ends form stapes and Temporal bone styloid process | stapes, styloid process, lesser cornu of hyoid, upper part of body of hyoid bone
    33 KB (4,626 words) - 14:17, 1 September 2010
  • ...cavity walls by ligaments (3 for the malleus, and 1 each for the incus and stapes). |<center>Stapes</center>
    24 KB (3,503 words) - 07:21, 16 October 2018
  • ...process, mandibular and hyoid arches to the base of the skull, becomes the stapes. The incus and malleus arise from the upper end of the mandibular bar of ca ..., in the later months of development, the malleus and incus and developing stapes, with the chorda tympani, become surrounded by the entodermal lining of the
    40 KB (6,573 words) - 06:03, 31 December 2014
  • ** Stapes - Pharyngeal Arch 2 cartilage Neural crest (ectoderm) * stapedius muscle and stapes
    36 KB (5,185 words) - 14:19, 22 October 2009
  • ** dorsal ends form stapes and Temporal bone styloid process ** Stapes - Pharyngeal Arch 2 cartilage Neural crest (ectoderm)
    36 KB (4,910 words) - 13:57, 25 July 2019
  • ** dorsal ends form stapes and Temporal bone styloid process | stapes, styloid process, lesser cornu of hyoid, upper part of body of hyoid bone
    29 KB (4,087 words) - 10:01, 29 August 2010
  • ** Stapes - Pharyngeal Arch 2 cartilage Neural crest (ectoderm) * stapedius muscle and stapes
    40 KB (5,839 words) - 09:59, 27 September 2010
  • ...ensity), in overcoming the resistance met in passing from the basis of the stapes toward the apex, earlier become too faint to sufficiently agitate the basil ...y the usual sound vibrations, since these are imparted by the basis of the stapes directly to the fluid in the scala vestibuli. The basilar membrane lies und
    84 KB (14,200 words) - 14:18, 16 December 2019
  • quadrate ; st. stapes ; fr. fenestra rotunda ; hso. horizontal semicircular canal ; St. stapes; Mck. Meckelian cartilage; B.Hy.
    75 KB (12,068 words) - 15:11, 26 February 2019
  • ...ondral stage. The previously established connection with the anlage of the stapes becomes the crus longum and from the intermediate disk the articulation dev ...tly into connective tissue in man also. The centre of ossification for the stapes is situated usually in its base.
    62 KB (9,703 words) - 14:46, 4 December 2019
  • ...el’s cartilage}}), second arch may chondrify ({{Reichert’s cartilage}}), {{stapes}} and {{stapedius}} commence. Auricular hillocks merge to form auricle prim
    11 KB (1,484 words) - 16:47, 26 February 2022
  • '''{{Stapes}}'''
    14 KB (1,574 words) - 04:11, 5 July 2022
  • ...ive rise to the tympanic cavity (and Eustachian tube) and columella auris (stapes) respectively. The vibrations of air impinge on the tympanic membrane or ea
    13 KB (2,294 words) - 16:58, 26 April 2015
  • ...es, and the connected portion becomes the cms tongum. Between this and the stapes an articulation develops. ...d from the second branchial arch (Fig. 387). The mesenchymal anlage of the stapes is perforated by the stapedial artery, and its cartilaginous anlage is ring
    71 KB (11,662 words) - 06:49, 9 February 2017
  • ...of the fenestra vestibuli cannot yet be made out, as the foot plate of the stapes is buried in indifferent tissue (fig. 3). There is trace of the sulcus caro Stapes
    57 KB (9,007 words) - 00:39, 6 August 2019
  • ** dorsal ends form stapes and Temporal bone styloid process ...ate. Pharyngeal Arch 2 cartilage (Reichert‚Äôs cartilage) dorsal ends form stapes and Temporal bone styloid process, ventral part ossifies to form hyoid bone
    31 KB (4,179 words) - 09:48, 18 September 2018
  • ...Stage 18 and 19 a mesenchymal bridge forms by the interhyale which bridges stapes and cranial part laterohyale (Reichert’s cartilage). And by stage O’Rah ...s tendon was observed and the stapedius tendon attached at the back of the stapes head.The anlage of the pyramidal eminence formed around week 12-14 and arou
    39 KB (5,582 words) - 15:42, 31 October 2014
  • stapes, styloid process, lesser cornu of hyoid, upper part of body of hyoid bone
    15 KB (2,134 words) - 07:35, 2 September 2010
  • ...ationes anatomicae'' is published and describes the tympanic membrane. The stapes ossicle is also discovered and named. <ref><pubmed>22965774</pubmed></ref> ...h in turn moves the other ossicles. The ossicles namely malleus, incus and stapes provide solid medium for the waves to travel through and act as a lever inc
    69 KB (10,474 words) - 02:27, 22 November 2013
  • ...lso provided with cartilaginous articular surfaces. The basal plate of the stapes is covered both below and at its edges with cartilage, as are also the marg
    51 KB (8,310 words) - 20:14, 12 January 2020
  • ...one cartilaginous element from another (Figs. 312 and 313). The incus and stapes remain distinct cartilages. The malleus is long continuous with Meckel's ca ...are purely membranous in origin. Some, like the ethmoid, hyoid, incus, and stapes, are fairly typical substitution bones, while many of the bones, like the o
    28 KB (4,287 words) - 17:28, 7 November 2018
  • ...palatine, pg. pterygoid. z. optic nerve, as. alisphenoid. q. quadrate, st. stapes, fr. fenestra rotunda, hso. horizontal semicircular canal, psc. posterior v ...otic cartilage. The former is filled up by a small piece of cartilage, the stapes (Fig. 78, st.), which in the adult forms part of the columella (see pp. 166
    60 KB (9,939 words) - 08:31, 26 February 2019
  • ...cartilage (st) which surrounds a small stapedial artery and represents the stapes. It has been found that in the rabbit the mass of cells from which the stapes is formed is at its first appearance quite independent of the second branch
    69 KB (11,491 words) - 22:53, 31 January 2017
  • ...resembles precartilage, and is not everywhere sharply marked off from the stapes. Anteriorly the latter is joined to the otic capsule by a narrow junction
    31 KB (5,122 words) - 09:40, 5 December 2016
  • '''stapes '''L. = a stirrup, from L. ''stare '' = to stand + ''pes '' = a foot (pri
    13 KB (1,814 words) - 14:30, 16 February 2013
  • | stapes, styloid process, lesser cornu of hyoid, upper part of body of hyoid bone * arch 2 - stapes
    75 KB (11,304 words) - 09:12, 18 September 2014
  • Stapes (u) . ...with the periotic capsule. This upper segment of the cartilage becomes the stapes and the styloid process of the temporal bone (Figs. 223 and 310). The succe
    34 KB (5,231 words) - 13:12, 22 October 2016
  • S
    ...). The PSA can also lead to hearing loss by limiting the movement of the {{stapes}}. :In the {{middle ear}}, a muscle that contracts to pull the {{stapes}} and therefore dampens auditory [[O#ossicle|ossicle]] movement. The muscle
    97 KB (13,191 words) - 11:51, 5 May 2019
  • ...bones. The one nearest to the fenestra ovalis is perforated and called the stapes (stirrup) ; it is homologous with the columella auris and hyomandibula of l ...) ; m, malleus (articular) ; oe, external auditory meatus (outer ear) ; s, stapes (columella auris, hyomandibula) ; sa, saccule ; sc, semicircular canal ; tc
    47 KB (7,742 words) - 12:19, 25 April 2015
  • ...om of the meatus, or tympanic plate, being held in position by the forming stapes. The meatus is directed in a general median direction Avith a slight slant ...ternal to the bottom of the meatus. During the seventh and eighth days the stapes becomes sharply differentiated, and the internal face of the tympanum is es
    57 KB (9,475 words) - 12:48, 23 July 2019
  • ...sification begins. A portion of the incus, which in early stages joins the stapes, becomes the crus longum. Articulations develop where the three ossicles to The stapes is derived from the second branchial arch (Fig. 310). Its mesenchymal and c
    37 KB (5,953 words) - 16:34, 24 October 2016
  • ...t fuses in part with the cartilaginous skull and it is continuous with the stapes. Embedded in it is the epithelial labyrinth together with its ganglionated
    24 KB (3,911 words) - 15:39, 6 December 2012
  • I
    ...of the middle ear ([[I#incus|incus]] - [[M#malleus|malleus]] - [[S#stapes|stapes]]) that convert mechanical vibration into fluid movement within [[C#cochlea
    35 KB (4,673 words) - 12:20, 16 November 2018
  • ...tological evidence of the formation of the periotic spaces occurs near the stapes, in the reticulum that bridges the interval l)etween the sacculus and the f
    15 KB (2,333 words) - 10:57, 30 July 2017
  • ...is discussed in connection with the skeleton, while the base, forming the stapes, appears to be derived from the wall of the periotic cartilage. ...from parts of the skeleton of the visceral arches, are placed between the stapes and the tympanic membrane. These ossicles are known as the malleus and incu
    60 KB (10,189 words) - 16:50, 27 February 2019
  • ...lateral aspect, the fenestra vestibuli (ovalis), closed by the foot of the stapes, is seen. On the inferior aspect a large vacuity, the common opening of the
    105 KB (17,016 words) - 07:37, 1 April 2020
  • ...mesenchyme near its dorsal end. It has been suggested that the base of the stapes is of intramembranous origin and that the rest of the bone is derived from
    64 KB (10,675 words) - 11:15, 25 January 2024
  • ...e adjacent part of the second arch cartilage likewise ossifies to form the stapes and the styloid process.
    20 KB (3,250 words) - 15:48, 25 October 2018
  • ...evident from the beginning. The cochlear duct is L-shaped. The mesenchymal stapes (containing the stapedial artery) and the stapedius can be identified, and
    21 KB (3,323 words) - 21:49, 31 January 2019
  • ...symphysis ; T, the tympanic ring ; m, the malleus ; i, the incus ; s, the stapes ; sta, the stapedius muscle ; st, the styloid process ;p,A,<7, the stylo- j ...isceral plate from the proximal part of Meckel's cartilage, and the incus, stapes, and stapedius muscle and the styloid process probably in the second plate.
    77 KB (12,673 words) - 21:43, 14 March 2015
  • ...l. 6) bears the large oval fenestra vestibuli which lodges the foot of the stapes. Above the fenestra vestibuli the lateral wall of the vestibular segment is ...e angle from it, at the level of the processus brevis articulates with the stapes cartilage (Pls. 3, 6), no joint cavity at this stage intervening between th
    144 KB (23,553 words) - 20:05, 24 August 2020
  • ...with the periotic capsule. This upper segment of the cartilage becomes the stapes and the styloid process of the temporal bone (Figs. 321 and 387). The succe
    22 KB (3,590 words) - 15:17, 30 January 2018
  • ...ctures are formed ; in the first the malleus and incus; in the second, the stapes and the styloid process of the temporal bone. Ventrally the second, third, The stapes, which at this period has its characteristic form, and the styloid process
    139 KB (21,619 words) - 10:19, 20 August 2020
  • ...e tympanal cavity expands around the bones of the ear (malleus, incus, and stapes), so that these ossicula apparently lie within the tympanal cavity ; but th The Bones of the Ear are the malleus, incus, and stapes. The development of the first two is described p. 444.
    97 KB (16,665 words) - 00:09, 26 June 2015
  • ...that any vibrations transmitted to the perilymph by the foot-plate of the stapes would be transmitted freely and evenly to the whole of the membranous labjT
    27 KB (4,394 words) - 02:20, 15 February 2011
  • /Kill, hammer-handle; si, stirrup (stapes); mk, MECKEL'S ...original view of REICHERT, which GEGENBAUR is also inclined to adopt, the stapes arises from the uppermost end of the hyoid arch. KOLLIKER refers it to the
    157 KB (24,904 words) - 19:45, 9 July 2011
  • ...mpani; the foramen ovale (vestibuli), which is occupied by the foot of the stapes cartilage and below the foramen ovale, the foramen rotundum which is in the ...the post-glenoid region. The crus longum articulates with the head of the stapes cartilage in the usual way.
    123 KB (20,022 words) - 09:46, 20 August 2020
  • stapes of the middle ear, while the other two pieces represent the temporal bone, and of the stapes was referred to in considering the c4irtilaginous visceral-arch skeleton, b
    85 KB (13,715 words) - 14:59, 7 March 2015
  • ** dorsal ends form stapes and Temporal bone styloid process
    27 KB (3,889 words) - 12:44, 23 February 2022
  • ...earest the scala vestibuli, that is, to the fluid to which the foot of the stapes transfers directly the energy imparted by sound waves. ...pted for undulatory motion. The vibrations are imparted by the base of the stapes by way of the fenestra vestibuli (ovalis), first to the fluid in the scala
    144 KB (24,796 words) - 13:45, 16 December 2019
  • R
    ...#cartilage|cartilage]] band. The dorsal ends form the middle ear ossicle (stapes) and temporal bone styloid process, the ventral part ossifies to form hyoid
    24 KB (3,306 words) - 21:57, 16 July 2020
  • ...gized with a bone of the middle ear, the columella, in amphibians, and the stapes of mammals (see page 269). The hyoid gives rise to the support of the tongu The cartilage bones of the skull are the exoccipitals, prodtics, stapes, ethmoids, and the pterygoquadrate (in part), articulare, mentomeckelian, h
    152 KB (24,186 words) - 09:38, 29 March 2019
  • ...icles: incus (anvil) and malleus (hammer). The third auditory ossicle, the stapes (stirrup), develops from the proximal part of the skeleton in the second br
    26 KB (4,163 words) - 10:56, 15 June 2017
  • ...ref>Although the recognition of an embryonic artery piercing the mammalian stapes dates back some thirty years (Salensky, 1880), no one had before establishe ...t of these (ramus supra-orbitalis) leaves the main stem, shortly after the stapes is passed, so that the infraorbital and lower-jaw rami have a common stem (
    140 KB (23,240 words) - 14:20, 5 May 2019
  • ...nd backward, formed by the long limb of the incus and the two limbs of the stapes, and in this angle the facial nerve is to be found. The stapes at this stage is circular in form, the base being imperfectly developed. Th
    86 KB (14,130 words) - 10:49, 17 June 2017
  • ...ossula rotunda. which lies over the pouch. Above this the facial nerve and stapes are seen cut, their other parts remaining on the other portion of the model
    46 KB (8,269 words) - 11:43, 12 January 2017
  • ...d appear also to have the incus formed in it, and to be connected with the stapes and stapedius muscle. The incus and stapes, with the stylo-hyoid.
    59 KB (9,724 words) - 16:23, 23 January 2014
  • ...ording to Parker, is a dismembered section of J the hyoid arch ; the base (stapes) being a plug of cartilage severed j from the auditory capsule. ...ema |j which surrounds the mandibular artery, hence the perforation of the stapes.
    164 KB (26,842 words) - 16:30, 19 April 2017
  • ...ebrain. The stapedial artery is present and passes through the hole in the stapes. The two vertebral arteries unite in the concavity of the cervical flexure
    36 KB (6,085 words) - 16:35, 22 January 2019
  • The stapes is a small conoidal cartilage showing faint traces of a basal plate at its ...F.E., foramen endolymphaticum ; Mall., malleus; S.Oc, supraoccipital; Si., stapes; Sy.N., sympathetic nerve; FJJ, posterior, hyomandibular branch of the faci
    159 KB (25,529 words) - 22:02, 23 June 2018
  • * Stapes ...s precartilage and its inner surface is cellular and heavily staining. The stapes occupies only a small fraction of its area. A slender isthmus of cartilage
    212 KB (34,495 words) - 09:29, 5 December 2016
  • ...that of His of a similar stage. Fuch's observation in the rabbit that the stapes is at first separate from the second branchial cartilage is regarded as an
    33 KB (5,295 words) - 11:04, 19 June 2020
  • File:Gray0918.jpg|918 Middle Ear - Stapes
    27 KB (4,101 words) - 13:29, 1 April 2019
  • Lesser cornu and upper part of body of hyoid, styloid process, stapes
    40 KB (6,621 words) - 15:14, 25 October 2018
  • ...ones (fig. 319C-2). The upper portion of the hyoid arch probably forms the stapes; the ventral portion forms one half of the hyoid bone; and the intervening ...ceral arch; incus from caudal end of maxillary process of mandibular arch; stapes from upper or hyomandibular portion of hyoid visceral arch. (D) Lateral vie
    85 KB (13,081 words) - 11:05, 8 September 2018
  • ...In place of the columella of Birds, three ossicles, the malleus, incus and stapes reach across the tympanic cavity from the tympanic membrane to the fenestra
    46 KB (7,480 words) - 09:53, 25 October 2016
  • ...ranchial arch. O. Hertwig ('*Lehrbuch," 3te Aufl., 500) suggested that the stapes was a double bone, one part of which is derived from the branchial skeleton
    149 KB (25,387 words) - 00:30, 26 June 2015
  • ...onnective tissue representative of the annular ligament of the base of the stapes. Below the fenestra vestibuli is the cartilaginous septum which separates i
    121 KB (19,925 words) - 09:26, 5 December 2016
  • M
    ...of the middle ear ([[I#incus|incus]] - [[M#malleus|malleus]] - [[S#stapes|stapes]]) that convert mechanical vibration into fluid movement within [[C#cochlea
    84 KB (11,320 words) - 22:49, 3 June 2019
  • ...oaching full term the bony labyrinth was shelled out whole, and, after the stapes had been carefully removed, was immersed in the fixative two to three days.
    64 KB (10,754 words) - 08:01, 24 November 2018
  • Development and Adult Structure of the Malleus, Incus and Stapes. Quarterly Bulletin of Northwestern University Medical School, vol. 28, no.
    57 KB (9,125 words) - 13:49, 18 January 2020
  • ...maxillary apparatus — the tympano-hyal (Fig. 133) which corresponds to the stapes, the quadrate part of the palatoquadrate^ which has been shaped in mammals
    56 KB (9,170 words) - 17:26, 29 December 2014
  • ...ies the fossa vestibularis or ovalis, in which is imbedded the base of the stapes. Immediately about the fossa is an area of young cartilage; the floor of th
    79 KB (13,017 words) - 22:57, 13 August 2020
  • Basicranial bones: anterior lateral presphenoid centers, stapes, petrosal centers, ethmoidal centers, ossicles of Bertini.
    58 KB (8,959 words) - 18:07, 12 February 2017
  • ...s, and palatines. The main cartilage bones are the exoccipitals, prootics, stapes, ethmoids, parts of the pterygoquadrates, articulars, hyoids, branchials, a
    69 KB (10,939 words) - 17:39, 26 April 2013
  • Stapes
    46 KB (7,400 words) - 17:45, 2 May 2020
  • ...and hyoid arches. Recent researches show, however, that in the rabbit the stapes is a derivative of the auditory capsule.
    73 KB (12,143 words) - 23:48, 23 February 2020
  • Stapes, a stirrup.
    41 KB (5,685 words) - 09:22, 20 July 2020
  • The inner end of the eolumella (stapes) fits into the fenestra ovalis. It is for a time, during prochondral or car ...uys and it is to be noted‘ that the separation between extra-columella and stapes arises secondarily within the region of cartilage which develops from the i
    191 KB (31,561 words) - 11:04, 16 June 2018
  • ...nto relation with the otic capsule, is continuous with the rudiment of the stapes, which separates from it subsequently. 2. Reichert’s bar. The dorsal end, in the precartilaginous stage, forms the stapes, which separates from it; below this, the bar makes the tympano-hyal and st
    227 KB (38,115 words) - 14:00, 29 June 2020
  • ...ing derived from the proximal end of Meckel's cartilage (first arch) , the stapes having a double origin from the second arch and the embryonic connective ti
    97 KB (15,770 words) - 10:26, 25 January 2024
  • ...also enters the periotic capsule; this proximal segment gives rise to the stapes (stirrup) of the middle ear, the styloid process of the temporal, and the l
    96 KB (15,431 words) - 13:37, 4 January 2018
  • * [http://omim.org/entry/184460 STAPES ANKYLOSIS WITH BROAD THUMB AND TOES]
    115 KB (13,916 words) - 11:11, 20 September 2015
  • ...m part of the skeleton of the visceral arches, while the base, forming the stapes, appears to be an independent formation.
    124 KB (21,132 words) - 08:31, 26 February 2019
  • ...ua) and Jacobus Sylvius (Paris), who published an exact description of the stapes as the “delta” (1549)®, which brought him into violent controversy wit ...es method of excising vesicourethral caruncles. Pedro Gimeno describes the stapes in Dialogus de re medica. 1567-1604, 1568,
    115 KB (17,447 words) - 08:25, 25 January 2020
  • ...its outer ectodermal and inner endodermal layers, differentiates into the stapes, which comes into relation with the malleus and incus, already marked out i
    125 KB (20,061 words) - 19:36, 27 August 2013
  • A
    ...[[I#incus|incus]], that conducts sound vibrations from the malleus to the stapes.
    95 KB (12,855 words) - 22:22, 1 January 2020
  • ...earest the scala vestibuli, that is, to the fluid to which the foot of the stapes transfers directly the energy imparted by sound waves. ...in bulk in passing from its basal to its apical end. Since the base of the stapes imparts the wave motion to the cochlea at its basal end, since the higher p
    1.13 MB (190,477 words) - 14:12, 16 December 2019
  • ...ibule). When the chain of bones vibrates back and forth, the motion of the stapes is transmitted through the fenestra vestibuli to the perilymph, and waves m ...fa., facial nerve; f.c., fenestra cochlea; p.s., perilymphatic space; St., stapes; s.tr., transverse sinus; t.b., temporal bone.
    604 KB (98,109 words) - 16:51, 9 April 2020
  • ...representing the quadrate and has similar relations with reference to the stapes (p. 28), to the chorda tympani nerve (fig. 21), to the squamosal (p. 26), t The stapes {.St.) is apparently displaced; according to Broom's figure (P.Z.S., 1904,
    1.15 MB (193,074 words) - 20:37, 21 May 2020
  • P
    ...plate. Pharyngeal Arch 2 cartilage (Reichert's cartilage) dorsal ends form stapes and Temporal bone styloid process, ventral part ossifies to form hyoid bone
    127 KB (17,112 words) - 12:46, 31 May 2019
  • ...ympanic cavity or middle ear, with its three ossicles, malleus, incus, and stapes, etc.; and (3) the osseous labyrinth or internal ear, which contains the me
    284 KB (46,844 words) - 21:53, 21 July 2020
  • ...ight lingual artery. M. malleus ; to its inner side are seen the incus and stapes. MN", mandible. MO, medulla oblougata. N, posterior nasal chamber. P, soft ...otid Bltcry, giving <jfl a small branch which runs through the arch of the stapes. CH. notochord. EB, tympanic membrane. EC, cartilaginous auditory capsule.
    207 KB (34,803 words) - 01:20, 7 March 2020
  • ...meuibranous patch in the outer wall of the auditory capsule, in which the stapes is developed at a slightly later stage. X. clioroid plexus of third ventric ...fenestra ovalis (Fig. 90, SA). In the middle of this membranous patch the stapes appears, in tadpoles of about 16 mm. length, as a cartilaginous nodule (c/.
    255 KB (42,792 words) - 02:20, 7 March 2020
  • ...lly by a small foramen. The shape, form and relations of the basisphenoid, stapes and pterygoids may be compared with the author's figure of the same parts i ...t all improbable. In this connection it is worth while to observe that the stapes of the primitive reptiles seem always of large size, a character also found
    1.1 MB (181,600 words) - 10:44, 23 February 2020
  • ...uated between the tympanic wall of the bony vestibuli with its articulated stapes, and the vestibular chambers of the membraneous labyrinth. This is the spat ...nmi. embryo that has just been referred to. There is now just opposite the stapes one space which is much larger than the adjoining spaces. On part of its ma
    852 KB (135,906 words) - 23:12, 17 December 2019
  • 2. Discovery of the Stapes, — The stapes is described as a slender rod, nearly round, expanded proximally, and to so 3. The stapes lies in a groove on the posterior side of this suspensorium, and is produce
    708 KB (117,685 words) - 15:28, 23 December 2019
  • ...o be composed of two morphologically distinct parts, a median segment, the stapes, closing the fenestra vestibuli, and a lateral segment, the extracolumella, ...ogy absolutely and accordingly I denote it throughout the present paper as stapes inferior.
    869 KB (140,970 words) - 10:47, 19 June 2020
  • ...(Fig. 131, CL), a slender rod of cartilage which very early fuses with the stapes, a small plug of cartilage formed in the membrane closing the fenestra oval
    247 KB (41,873 words) - 01:49, 7 March 2020
  • ...ed to the structure varied : Operculum (Wiedersheim) ; Columella (Hasse) ; Stapes (Parker). Windischmann ('31), whose paper we have not been able to examine, ...die teils knocherne, teils knorpel ige nnd bindegewebige Bildung, die vom Stapes zum Quadratknorpel und Squamosum, und dieselbe Lage, wie das Rand mit den C
    1.27 MB (210,736 words) - 20:21, 21 May 2020
  • 2d. The four bones of the ear ; the malleus, the inciis, the stapes, and ...bone), two superoccipital (the upper occipital bones), tw-o stapedial (the stapes), two ex-occipital (the
    497 KB (81,432 words) - 16:45, 16 April 2018
  • ...y occupied by the cartilaginous stapes, as shown in Fig. 4. All round this stapes is a tract of membrane, except anteriorly, where it is articulated to the o ...rium anteriorly, runs backward and coalesces with the outer surface of the stapes. Its relation to the facial nerve will be discussed later.
    846 KB (140,336 words) - 21:55, 21 May 2020
  • bones (the malleus, incus, and stapes} develops; it extends from the at the small oval area where the stapes reaches it, so that the chain of bones
    1.2 MB (193,399 words) - 02:42, 9 April 2020
  • ...lways distinct; parietals, frontals and nasals never fused in middle line; stapes probably always large; a separate prearticulai-^ bone; splenial entering sy ...independence of columella and otic capsule. As to the significance of the* stapes and extracolumella my results confirm Bender's as opposed to Fuchs's. The l
    1.36 MB (225,019 words) - 10:39, 20 December 2019
  • ...s in the transformation and transference of the motion to the basis of the stapes and the membrane of the fenestra vestibuli, and that the amplitude of the a ...on. Therefore there is reason to conclude that the motions imparted by the stapes at the basal end of the cochlear coil are propagated in the endolymph towar
    1.08 MB (181,284 words) - 15:53, 10 August 2019
  • ...e indefinite character described above. What actually takes place when the stapes is thus forced into the oval window is an increase in the pressure of the i ...lood-pressure results in tinnitus aurium the cause is the same as when the stapes is pushed into the oval window. The explanation for the increase or decreas
    1.07 MB (179,916 words) - 10:35, 22 February 2020
  • ...c, tympanic cavity; coch., cochlea; f.ov., foramen ovale; in., incus; st., stapes; sac, sacculus ; vtr., utriculus ; jja., anlagen of parietal bone; f.l.p., ...ing is so small that the plate of the stapes will not pass through it. The stapes is a thick oval ring of cartilage, with the long axis lying in an antero-po
    1.07 MB (178,149 words) - 19:34, 24 August 2020
  • ...onnective tissue representative of the annular ligament of the base of the stapes. Below the fenestra vestibuli is the cartilaginous septum which separates i prom, cocli. inf. stapes
    950 KB (153,512 words) - 17:39, 15 December 2019
  • Stapes, 529; of Mammal, 590
    175 KB (23,741 words) - 17:03, 27 February 2019
  • ...ones of higher forms, and described its structure as osseus, naming it the stapes of the sturgeon. ...licate blows delivered against the surface of the fluid by the foot of the stapes. The fluid in the perilymphatic spaces, being bounded by bony walls, has on
    784 KB (129,807 words) - 11:29, 22 December 2019
  • ...etals, two exoccipitals, two prootics, two pterygoids, a parasphenoid, two stapes, two quadrates, and two squamosals. The maxillary is an irregular, oblong b ...rves. The exoccipitals are in apposition laterally with the squamosals and stapes. They do not reach the prootics, which lie anterior to the squamosals and e
    1.46 MB (246,810 words) - 22:06, 21 May 2020
  • ...of the stapes to the foramen ovale is firmer than that of the incus to the stapes.
    947 KB (155,098 words) - 16:36, 10 August 2019
  • ...ones of higher forms, and described its structure as osseus, naming it the stapes of the sturgeon. ...licate blows delivered against the surface of the fluid by the foot of the stapes. The fluid in the perilymphatic spaces, being bounded by bony walls, has on
    1.04 MB (175,654 words) - 22:01, 21 May 2020
  • ...mit obscure. Within this depression is the foot-plate of the cartilaginous stapes, embedded in mesenchyma which completely fills the window. Within the cavum ...rotis interna, extending forward through the mesench>^nal beginning of the stapes to the semilunar ganghon whence it continues as the mandibular artery.
    1.08 MB (178,132 words) - 20:52, 21 May 2020
  • The stapes was comparatively a very large bone. The distal end of one preserved in the ...(part.), and the plastron (part.). There should also be mentioned here the stapes, which is even larger than in Dermochelys.
    1,002 KB (166,773 words) - 00:28, 22 May 2020
  • ...nestra ovalis seems to arise, at least in some_Birds, from an element (the stapes) which, though at first disFOURTH DAY: ORGANS or SPECIAL SENSE 425
    416 KB (69,224 words) - 15:17, 21 October 2018
  • ...ow for mass displacements in the periljnnph as a result of movement in the Stapes or columella — a function which it seems to exercise in the Anurans, alth
    724 KB (117,197 words) - 10:05, 18 August 2020
  • ...f an early stage of the lizard, the hyal cartilages are all shown, and the stapes as there shown is evidently, if it lies ventral to the vena petroso-lateral
    1.22 MB (205,463 words) - 20:44, 21 May 2020
  • ...oaching full term the bony labyrinth was shelled out whole, and, after the stapes had been carefully removed, was immersed in the fixative two to three days.
    834 KB (135,904 words) - 14:12, 12 August 2019
  • 43. A genetic interpretation of the stapes, based on a study of avian embryos in which the development of the cartilag ...her, if this also be true, it would be possible to test to what extent the stapes can develop in the absence of a cartilaginous otic capsule, or in the absen
    1.51 MB (251,697 words) - 00:19, 25 June 2020
  • ...posterior edge of the quadratum — and passing upwards and backwards to the stapes. The Hyomandibular branch of the seventh nerve passes passes above this lig
    701 KB (110,825 words) - 18:08, 18 May 2020
  • ...mpanic cavity the facial nerve lies dorsal to the stapedial artery and the stapes, and lateral to the stapedius muscle. Behind the tympanic cavity it bends v
    905 KB (141,553 words) - 00:39, 26 June 2020
  • ...nner ear upon mass movements in the periotic fluid (functional relation of stapes basis to fenestra cochlease). It is essential that the reactions in the dru ...resembles precartilage, and is not everywhere sharply marked off from the stapes. Anteriorly the latter is joined to the otic capsule by a narrow junction o
    1.48 MB (241,895 words) - 11:48, 2 February 2020
  • ...that of His of a similar stage. Fuch's observation in the rabbit that the stapes is at first separate from the second branchial cartilage is regarded as an
    600 KB (97,525 words) - 23:33, 14 April 2020
  • The auditory cavities and the ossified stapes, as well as the cranial cavity proper, all present their usual ornithic cha
    1.11 MB (185,950 words) - 23:10, 21 December 2019
  • ...columella auris, whose proximal part at least may be homologized with the stapes, since no other element corresponding with the latter is visible. The colum In Necturus (PL XXII., Fig. i) the stapes is osseous and has its columella directed abruptly forwards. It articulates
    1.16 MB (198,322 words) - 21:53, 21 May 2020
  • ...of the third ossicle of tlie ear, the stapes." According to Fallopius, the stapes was first described by Ingrassius of Palermo, a Sicilian, in 1548. This may
    1.96 MB (329,078 words) - 14:08, 20 February 2020
  • tympanum, while the other, formed by the base of the stapes, is in
    1.45 MB (243,244 words) - 09:46, 25 January 2019
  • ...um für die Gehörknöchelchen verkleinert, letztere an einander gepreßt, der Stapes nach innen gedrückt, dadurch Druckerhöhung. Außerdem kommt in Betracht d ...which has not cleared up even such a simple matter as the homology of the stapes^). On the other hand, the persistence of a process without a function has g
    1.63 MB (248,537 words) - 15:02, 9 August 2020
  • stp. stapes.
    1.43 MB (237,418 words) - 14:27, 8 April 2020
  • ...he larger one begins as a rounded sac lying opposite the foot-plate of the stapes and lateral to the sacculus, from which point it subsequently spreads upwar
    1.13 MB (186,999 words) - 15:13, 18 September 2020
  • ...we have a sclerosis of the articulation of the ossicles, especially of the stapes, where it articulates in the oval window ; or there is a formation of bands ...The malleus was normal. The incus was undeveloped, diminutive in size. The stapes was wanting with the exception of the base, which was held in place by the
    1.64 MB (275,964 words) - 16:10, 16 February 2020
  • Fraas giebt an und bildet — außer dem Stapes — ab ein Opisthoticum und ein Prooticum, erwähnt aber nichts von einem E ...dels von Ichthyosaurus nach Cope. B.O Basioccipitale. Pter Pterygoid. Stap Stapes. Qj Quadratojugale. M Malare. Q Quadratum. Pob Postorbitale. Pof Postfrouta
    1.62 MB (251,496 words) - 18:58, 12 August 2020