Search results

Page title matches

Neural - Mesencephalon Development
Mesencephalon ({{midbrain}}) forms the adult tectum, cerebral peduncle, pretectum and cer ...dal diencephalon as a short-range signal, but also regulates the growth of mesencephalon as a long-range signal."

8 KB (1,134 words) - 13:19, 25 February 2020

Page text matches

Ectoderm Quiz
- prosencephalon, mesencephalon, metencephalon, myelencephalon, rhombencephalon - telencephalon, diencephalon, metencephalon, mesencephalon, myelencephalon

2 KB (300 words) - 00:14, 26 August 2009
Quicktime Movie - Central Nervous System 3D stage 22
...es to enlarge, the prosencephalon and rhombencephalon subdivide, while the mesencephalon expands. This gives rise to five secondary brain vesicles: * '''cephalic flexure''' pushes the mesencephalon upwards

2 KB (203 words) - 00:56, 8 March 2013
Movie - Central Nervous System 3D stage 22
...es to enlarge, the prosencephalon and rhombencephalon subdivide, while the mesencephalon expands. This gives rise to five secondary brain vesicles: * '''cephalic flexure''' pushes the mesencephalon upwards

2 KB (224 words) - 00:57, 8 March 2013
Central Nervous System 3D stage 22 Movie
...es to enlarge, the prosencephalon and rhombencephalon subdivide, while the mesencephalon expands. This gives rise to five secondary brain vesicles: * '''cephalic flexure''' pushes the mesencephalon upwards

2 KB (255 words) - 08:44, 9 July 2014
Neural 3D stage 13 Movie
* <font color=darkorange>'''Mesencephalon'''</font>Mesencephalon (midbrain) * Mesencephalon (midbrain)

3 KB (431 words) - 12:23, 21 May 2017
Neural - Myelencephalon Development
...cephalon-metencephalon boundary (isthmus) functions as an organizer of the mesencephalon and metencephalon. Fgf8 is accepted as a main organizing molecule of the is * '''Role of Lmx1b and Wnt1 in mesencephalon and metencephalon development'''<ref><pubmed>12399317</pubmed></ref> "The i

6 KB (853 words) - 21:24, 11 March 2014
Neural - Mesencephalon Development
Mesencephalon ({{midbrain}}) forms the adult tectum, cerebral peduncle, pretectum and cer ...dal diencephalon as a short-range signal, but also regulates the growth of mesencephalon as a long-range signal."

8 KB (1,134 words) - 13:19, 25 February 2020
Paper - The first appearance of the neural tube and optic primordium in the human embryo at stage 10
...d with the previous stage, the prosencephalon has increased in length, the mesencephalon has remained the same, the rhombencephalon has decreased, and the spinal pa ...n the optic primordium), and also in the rhombencephalon, spinal part, and mesencephalon.

3 KB (373 words) - 12:06, 21 May 2017
Neural - Metencephalon Development
...ic organizer) is a secondary organizer region lying at the junction of the Mesencephalon and Metencephalon. ...cephalon-metencephalon boundary (isthmus) functions as an organizer of the mesencephalon and metencephalon. Fgf8 is accepted as a main organizing molecule of the is

7 KB (991 words) - 18:16, 25 July 2017
Paper - The development of the human brain stage 12
...limitans is detectable in the spinal cord and hindbrain (RhD), and in the mesencephalon and diencephalon, where it extends as far rostrally as the optic sulcus in A marginal layer is appearing in the rhombencephalon and mesencephalon. The first nerve fibres are differentiating, chiefly within the hindbrain (

3 KB (476 words) - 18:50, 26 May 2018
Neural - Diencephalon Development
...dal diencephalon as a short-range signal, but also regulates the growth of mesencephalon as a long-range signal."

6 KB (828 words) - 10:18, 2 March 2020
Paper - Volumetric determinations of the parts of the brain in a human fetus 156 mm long (1915)
Mesencephalon ==Mesencephalon==

10 KB (1,518 words) - 00:40, 25 June 2020
Paper - Embryological and morphological studies on the mid-brain and cerebellum of vertebrates
'''Modern Notes:''' [[Neural_-_Mesencephalon_Development|Mesencephalon Development]] | [[Neural - Cerebellum Development|Cerebellum Development]] ...logical studies on the mid-brain and cerebellum of vertebrates 1|'''I. The Mesencephalon''']]

10 KB (1,386 words) - 09:57, 11 February 2018
Quicktime Movie - Central Nervous System 3D stage 13
* Mesencephalon (midbrain)

3 KB (393 words) - 02:13, 8 March 2013
Movie - Central Nervous System 3D stage 13
* Mesencephalon (midbrain)

3 KB (396 words) - 02:13, 8 March 2013
Neural System - Carnegie Stage 22
The junction between the mesencephalon and metencephalon is called the isthmus.

4 KB (558 words) - 12:43, 24 August 2010
Book - The Frog Its Reproduction and Development 9
...s known as the dorsal thickening and will be identified as the roof of the mesencephalon, later to give rise to the optic lobes. The primary brain very rapidly deve ...embryos of a comparable stage of development. They are the prosencephalon, mesencephalon, and rhombencephalon.

17 KB (2,675 words) - 13:45, 14 April 2013
BGDA Practical 7 - Week 5
# [[C#cranial flexure|cranial flexure]] (cephalic)- pushes mesencephalon upwards

4 KB (474 words) - 20:51, 12 May 2019
Book - The Nervous System of Vertebrates (1907) 16
...talis, in mammals the lemniscus. The tract has a wider distribution in the mesencephalon and diencephalon in mammals than in lower vertebrates. All the fibers which ...lemniscus system into two parts is the result of a differentiation in the mesencephalon and diencephalon the main features of which can be outlined, but the detail

26 KB (4,309 words) - 15:22, 23 February 2020
Book - The Early Embryology of the Chick 8
...m it by a constriction is the mid-brain or mesencephalon. Posterior to the mesencephalon with only a very slight constriction marking the boundary is the hind-brain ...as the infundibulum ([[#Fig019|Fig. 19]]). Therefore, the rhombencephalon, mesencephalon, and that part of the prosencephalon posterior to the infundibulum he immed

12 KB (2,039 words) - 17:46, 20 March 2012
Book - The Early Embryology of the Chick 9
...one between the prosencephalon and mesencephalon, and the one between the mesencephalon and rhombencephalon. The rhombencephalic neuromeres, however, remain clearl ...osencephalon is subdivided to form the telencephalon and diencephalon. the mesencephalon remains undivided, and the rhombencephalon divides to form the metencephalo

22 KB (3,544 words) - 10:18, 29 July 2011
Book - The Nervous System of Vertebrates (1907) 6
...he dorsal horns of the cord with the cerebellum and the dorsal part of the mesencephalon. Indeed, in cyclostomes there is no marked distinction in structure between ...ertain. The latter fibers pass forward and upward to enter the roof of the mesencephalon, forming the tractus bulbo-tectalis.

25 KB (4,241 words) - 14:07, 23 February 2020
Paper - The anatomy of a 7.8 mm pig embryo
...cervical, the dorsal and the sacral. The cephalic is in the region of the mesencephalon and causes the anterior portion of the brain to be bent at an acute angle t ...quite apparent. The three primary divisions of the brain, prosencephalon, mesencephalon and rhombencephalon, have undergone the following differentiation in the 7.

52 KB (8,476 words) - 06:54, 26 November 2018
Week 8
...]] - neocortical fibres project to epithalamus, to dorsal thalamus, and to mesencephalon{{#pmid:2252222|PMID2252222}}

5 KB (664 words) - 10:02, 18 December 2021
2010 BGD Practical 6 - Week 5
# [[C#cranial flexure|cranial flexure]] (cephalic)- pushes mesencephalon upwards

6 KB (865 words) - 12:19, 18 May 2010
Ectoderm
- prosencephalon, mesencephalon, metencephalon, myelencephalon, rhombencephalon - telencephalon, diencephalon, metencephalon, mesencephalon, myelencephalon

22 KB (3,120 words) - 10:01, 16 July 2019
Book - Aids to Embryology (1948) 7
...the diencephalon. The second of the primary brain vesicles remains as the mesencephalon. The hind brain vesicle becomes divided into two portions, the metencephalo i, Cerebral hemisphere ; 2, optic evagination ; 3, diencephalon ; 4, mesencephalon ; 5, metencephalon ; 6, myelencephalon.

30 KB (4,805 words) - 16:54, 27 October 2018
Lecture - Neural Development
* 3 primary vesicles: '''prosencephalon''' (forebrain), '''mesencephalon''' (midbrain), '''rhombencephalon''' (hindbrain) * '''cephalic flexure''' - pushes mesencephalon upwards

17 KB (2,341 words) - 13:19, 22 May 2017
2011 Lab 10 - Early Embryo
* '''mes''' - mesencephalon

6 KB (824 words) - 14:15, 5 October 2011
2011 Lab 6 - Early Embryo
* '''mes''' - mesencephalon

6 KB (844 words) - 10:51, 1 September 2011
Paper - The trochlear nerve in human fetuses (1943)
Fig. 2 A transverse section through the mesencephalon of a 5-month-old fetus (no. 64) at the level of the main nucleus of the tro Fig. 3 A transverse section through the mesencephalon of a 5-month-old fetus (no. 64) at the level of the caudal division of the

22 KB (3,609 words) - 15:53, 8 June 2020
BGDB Face and Ear - Early Embryo
* '''mes''' - mesencephalon

7 KB (1,025 words) - 20:56, 12 May 2019
Terminologia Anatomica
## Mesencephalon

6 KB (746 words) - 16:16, 2 August 2017
2009 Lecture 6
* 3 primary vesicles: '''prosencephalon''' (forebrain), '''mesencephalon''' (midbrain), '''rhombencephalon''' (hindbrain) * '''mesencephalon'''

36 KB (5,144 words) - 18:31, 8 August 2011
1987 Developmental Stages In Human Embryos - Stage 20
...s now cover two-thirds of the diencephalon. The inferior colliculus of the mesencephalon can be discerned (Bartelmez and Dekaban, 1962). Some optic fibers reach the

6 KB (848 words) - 21:45, 31 January 2019
Paper - Development of the human mesencephalic trigeminal root and related neurons
...human metencephalon, but not until the sixth Week ca11 it be found in the mesencephalon. By 7 weeks, the root and its nucleus have attained most of tlie characteri ...ans and extending rostrally as far as the isthmus between metencephalonand mesencephalon, but no farther. Several fibers descending in this tract emerge from the br

24 KB (3,849 words) - 17:33, 21 November 2016
BGDA Lecture - Development of the Nervous System
# [[Neural_-_Mesencephalon_Development|Mesencephalon]] (midbrain, mesomeres) # [[Neural_-_Mesencephalon_Development|Mesencephalon]]

24 KB (3,183 words) - 09:41, 26 May 2020
Book - The Frog Its Reproduction and Development 11
...include the posterior commissure, just anterior to the dorsal limit of the mesencephalon. Anterior to this is the epiphyseal recess, and the dorso-mesial saccular o ===The Mesencephalon===

45 KB (7,127 words) - 19:25, 14 April 2013
Book - The Nervous System of Vertebrates (1907) 17
...ic sensory impulses and are all differentiated from the dorsal part of the mesencephalon and diencephalon. The centers now to be considered have to do with visceral ...nucleus habenulae and epiphysis. The fourth and fifth neuromeres form the mesencephalon. One of the earliest differentiations of form to appear in the brain segmen

37 KB (6,037 words) - 15:30, 23 February 2020
Book - Contributions to Embryology Carnegie Institution No.59
...and midbrain one unit; though it is probable that a part, at least, of the mesencephalon was included with the cerebrum, since, upon removing the calvarium and dura ...it was possible to delimit the three early vesicles - the rhombencephalon, mesencephalon, and prosencephalon - the first point to determine was that of landmarks by

54 KB (8,414 words) - 20:36, 16 August 2017
2010 BGD Practical 6 - Week 8
...al] neocortical fibres project to epithalamus, to dorsal thalamus, and to mesencephalon [http://www.ncbi.nlm.nih.gov/pubmed/2252222 PMID: 2252222]

10 KB (1,283 words) - 15:30, 18 May 2010
Detailed Cardiac - Sinus Node
...ene - developmental sinus venosus (aorta), female genitalia, diencephalon, mesencephalon and myelencephalon, nasal capsula, palate, eyelid, and limbs

7 KB (1,015 words) - 12:02, 19 February 2017
ANAT2341 Lab 10 - Early Embryo
* '''mes''' - mesencephalon

7 KB (981 words) - 07:53, 15 October 2015
2009 Lecture 12
Mesencephalon and caudal Proencephalon Mesencephalon and Rhombencephalon

17 KB (2,456 words) - 13:36, 14 September 2009
Neural - Medulla Oblongata Development
...man brain regions of fetuses at 16-28 GWs such as medulla oblongata (MdO), mesencephalon (MeE), cerebellum (Cbl), frontal lobe (Fr), ventricular (VZ)/subventricular

7 KB (1,050 words) - 17:25, 8 June 2020
2010 Lecture 6
* 3 primary vesicles: '''prosencephalon''' (forebrain), '''mesencephalon''' (midbrain), '''rhombencephalon''' (hindbrain) * '''mesencephalon'''

41 KB (5,663 words) - 12:05, 4 October 2011
Book - The Nervous System of Vertebrates (1907) 2
...he brain and are named from behind forward: myelencephalon, metencephalon, mesencephalon, diencephalon and telencephalon (Fig. 2). ...r body in front of the vagal lobes and in front of this is the roof of the mesencephalon. The optic lobes are pushed wide apart by the enormous valvula cerebelli wi

38 KB (6,387 words) - 23:53, 23 February 2020
Book - The Nervous System of Vertebrates (1907) 11
...culomotorius, which arises from a ventral motor nucleus in the base of the mesencephalon. It is a noticeable peculiarity in the origin of this nerve that a large pa ...nd more complex course for such impulses is that by way of the roof of the mesencephalon (cf. p. 117). The fibers descending from the tectum form the tractus tectob

17 KB (2,944 words) - 14:51, 23 February 2020
Neural - Tectum Development
[[Category:Neural]][[Category:Mesencephalon]][[Category:Hearing]][[Category:Vision]]

7 KB (1,007 words) - 09:57, 14 October 2018
Book - A Laboratory Manual and Text-book of Embryology 12
...ee primary brain vesicles — the fore-brain or prosencephalon, mid-braiD or mesencephalon, and hind-brain or rhombencephalon. ...diencephalon (Fig. 332). A dorsal depression separates the latter from the mesencephalon. The lateral wall of the diencephalon is thickened to form the thalamus, th

44 KB (7,060 words) - 15:51, 13 September 2012
ANAT2341 Lab 6 - Early Embryo
* '''mes''' - mesencephalon

8 KB (1,216 words) - 12:54, 9 September 2016
Book - Embryology of the Pig 8
...neurons to synaptic centers in the inferior colliculi on both sides of the mesencephalon and thence by motor paths to the appropriate local motor fibers at any or a ...fibers arising in the retina of the eye. In the superior colliculi of the mesencephalon these afferent fibers have synapses with association and motor fibers. The

57 KB (9,105 words) - 19:17, 19 April 2017
Paper - The early development of the fasciculus longitudinalis medialis and associated secondary neurons in the rat, cat and man
...ses from a few lightly stained, bipolar neuroblasts at the junction of the mesencephalon and diencephalon. At its origin it consists of about ten axons coursing cau

45 KB (6,925 words) - 07:12, 12 February 2017
Book - Buchanan's Manual of Anatomy including Embryology
MESENCEPHALON ........ 1547

8 KB (908 words) - 12:19, 29 June 2020
Book - Human Embryology and Morphology 14
...third cranial nerve — the motor nerve, of the first cephalic segment. The mesencephalon (crura cerebri) contains the corresponding segment of the neural canal. The The internal geniculate body also belongs to the mid-brain (mesencephalon) ; the pulvinar and external geniculate body, in which the upper division o

26 KB (4,360 words) - 11:42, 13 February 2014
Lecture - Ectoderm Development
* 3 primary vesicles: '''prosencephalon''' (forebrain), '''mesencephalon''' (midbrain), '''rhombencephalon''' (hindbrain) * '''mesencephalon'''

24 KB (3,285 words) - 09:53, 9 October 2019
Paper - The oculomotor nucleus in the human fetus (1944)
...omotor nerve in mammalian embryos has its anlage in the basal plate of the mesencephalon in the region of the cephalic ﬂexure (Windle, ’32, and Zahajszky, ’40 ...located at the level of the superior colliculus in the rostral part of the mesencephalon. This is just in front of the nucleus of the trochlear nerve. It is formed

32 KB (5,179 words) - 23:18, 8 June 2020
Brain Awareness Week 2012
# '''Midbrain''' or Mesencephalon - Tectum

10 KB (1,485 words) - 07:03, 12 March 2013
2010 Lecture 12
Mesencephalon and caudal Proencephalon Mesencephalon and Rhombencephalon

20 KB (2,875 words) - 12:45, 1 September 2010
Paper - Development of the vascular system in five to twenty-one somite dog embryos
...sixth inter aomltic groove. The dorsal aortae had no lumina ventral to the mesencephalon. There were lumina between the endothelial layers of the anterior lips of t The anterior cardinal veins were continuous from the mesencephalon to the level of the ganglion of the ninth nerve lying close to the lateral

85 KB (13,353 words) - 12:19, 4 May 2019
Book - A Laboratory Manual of Vertebrate Embryology (1947) Pig
Mesencephalon. Thick-walled. Section typically round in shape. Isthmus. Constriction betw ...Associated with optic cup. Section of the brain is round at junction with mesencephalon. It gradually changes to an oval at the level of the optic cups, which are

45 KB (7,337 words) - 14:24, 9 November 2017
Book - The Nervous System of Vertebrates (1907) 8
...to the opposite side in the ansulate commissure in the ventral wall of the mesencephalon or in the postoptic decussation, or in both. (4) They go along the lateral

19 KB (3,294 words) - 14:29, 23 February 2020
Book - The brain of the tiger salamander 2
The posterior boundary of the mesencephalon is marked by the external fissura isthmi, the ventricular sulcus isthmi (fi The diencephalon, mesencephalon, and isthmus have the form of three irregular pyramids oppositely oriented

25 KB (3,870 words) - 16:57, 28 June 2018
Lecture - Neural Crest Development
Mesencephalon and caudal Proencephalon Mesencephalon and Rhombencephalon

21 KB (2,991 words) - 11:52, 27 August 2018
Book - Introduction to Vertebrate Embryology 1935-4
Mesencephalon Mesencephalon PD, Prosencephalon

67 KB (10,617 words) - 09:36, 29 March 2019
Book - Developmental Anatomy 1924-13
...ee primary brain vesicles - the fore-brain (prosencephalon) , mid-brain (mesencephalon) , and hind-brain (rhombencephalon). ...c vesicles (Fig. 251). The mid-brain retains its original designation, the mesencephalon . At 7 mm. (five weeks), the neuropores have closed and the hind-brain cons

56 KB (8,872 words) - 09:52, 25 October 2016
Human Embryology and Morphology 8
...onnected with afferent or sensory nerves only ; further, the nuclei in the mesencephalon, pons and medulla, with which it is connected, arise from the alar laminae. ==Mid-Brain or Mesencephalon==

38 KB (6,380 words) - 18:03, 28 December 2014
K12 Brain Awareness Week
# '''Midbrain''' or Mesencephalon - Tectum

12 KB (1,757 words) - 06:46, 13 March 2018
1987 Developmental Stages In Human Embryos - Stage 15
...are identifiable in the cerebellum. The area between rhombomere 2 and the mesencephalon increases greatly in length. The mesencephalon still consists of two parts: M2 and M1. Between the two parts, a median but

20 KB (3,184 words) - 15:30, 26 June 2019
Book - The Nervous System of Vertebrates (1907) 15
...rse for secondary cutaneous fibers, decussating in the ventral wall of the mesencephalon. Whether they run to the tectum mesencephali or to some other center is not ...tory nucleus and passes diagonally downward and forward to the base of the mesencephalon. In mammals (Fig. 126) it is enormously larger and has made room for itself

41 KB (6,766 words) - 15:17, 23 February 2020
Book - An Atlas of the Medulla and Midbrain - References
Mesenc., Mesencephalon.

10 KB (1,600 words) - 16:59, 9 June 2015
Paper - Description of a young human anencephalic and amyelic embryo
...In the normal embryo these parts are pressed in a frontal direction by the mesencephalon and by the pons, which lies very close to the optic chiasma. ...ust have been the lower caudal opening. When we admit a destruction of the mesencephalon and all more caudal nervous structures, the extreme posterior position of t

44 KB (7,499 words) - 14:52, 31 January 2018
Book - The Early Embryology of the Chick 12
...uble on itself. The axis of the bending being in the mid-brain region, the mesencephalon comes to be the most anteriorly located part of the head and the prosenceph ...ain shows no great change as compared with the last stages considered. The mesencephalon is somewhat enlarged and the constrictions separating it from the diencepha

26 KB (4,241 words) - 17:35, 20 March 2012
1987 Developmental Stages In Human Embryos - Stage 19
...sinuses are prominent in D. The brain in E shows, from above downward, the mesencephalon, diencephalon, and cerebral hemispheres. Top row, Embryo No. {{CE8092}}. Mi

10 KB (1,477 words) - 15:31, 26 June 2019
Book - A Laboratory Manual of Vertebrate Embryology (1947) Chicken
...rain shows three prominent vesicles at the anterior e^, the pros^cephalon, mesencephalon, and rhombencephalon, named in order posteriorly. Behind the !dhom]()ei9^Â ...e the telencephalon at the anterior end, followed by the dicncephalon, the mesencephalon, the metencephalon and the myelencephalon (in the order named). The myclenc

73 KB (11,809 words) - 14:19, 9 November 2017
Book - The Early Embryology of the Chick 13
...e condition of the brain, the lines of demarcation between prosencephalon, mesencephalon, and rhombencephalon are formed by the exaggeration of certain of the inter ...rly as well as anteriorly, eventually covering the entire diencephalon and mesencephalon under their posterior lobes.

79 KB (13,044 words) - 17:37, 20 March 2012
Book - A Laboratory Manual of Vertebrate Embryology (1947) Frog
...notochord. The rhombencephalon begins at this point. The boundaries of the mesencephalon and rhombencephalon are not easily distinguished in transverse sections. Th The notochord extends forward to the base of the mesencephalon where it turns down very slightly. At the posterior end it joins a mass of

65 KB (10,480 words) - 14:08, 9 November 2017
Book - Developmental Anatomy 1924-14
3. The Oculomotor Nerve develops from neuroblasts in the basal plate of the mesencephalon (Fig. 260 B). The fibers emerge as small fascicles on the ventral surface o ...rom the chief motor nucleus, a line of cells, extending cranially into the mesencephalon, constitutes a second source of origin for motor fibers. In the adult, the

29 KB (4,614 words) - 16:36, 24 October 2016
Book - The development of the chick (1919) 8
...ypophysis. I., Infundibulum. It., Lamina terminalis. Lop., Optic lobe. M., Mesencephalon. Mt., Metencephalon. opt., Chiasma of the optic nerves, p., Parencephalon. ...re not clearly separated. The transition zone between the diencephalon and mesencephalon is sometimes called the metathalamus.

64 KB (10,491 words) - 12:13, 23 July 2019
Term Link
{{Mesencephalon}}

14 KB (1,574 words) - 04:11, 5 July 2022
Book - Comparative Embryology of the Vertebrates 4-19
(2) the mesencephalon, or future mid-brain region, and ...cephalic flexure (see Chap. 10). This flexure occurs in the region of the mesencephalon. It is slight in teleost fishes, more marked in amphibia, and pronounced in

85 KB (13,175 words) - 15:32, 30 August 2017
Paper - The development of the neuraxis in the domestic cat to the stage of twenty-one somites
...ely resembles that of the fourteen somite embryos. The same is true of the mesencephalon (15). The hindbrain is markedly enlarged in its vertical diameter. The pont The neural folds first meet in the region of the future mesencephalon, but their closure is not simply progressive from this point in both direct

83 KB (13,343 words) - 19:33, 13 March 2019
Neural System Development
* 3 primary vesicles: '''prosencephalon''' (forebrain), '''mesencephalon''' (midbrain), '''rhombencephalon''' (hindbrain) * '''mesencephalon'''

36 KB (5,009 words) - 10:18, 27 July 2020
Paper - Embryological and morphological studies on the mid-brain and cerebellum of vertebrates 1
'''Modern Notes:''' [[Neural_-_Mesencephalon_Development|Mesencephalon Development]] | [[Neural - Cerebellum Development|Cerebellum Development]] ==I. The Mesencephalon==

165 KB (26,024 words) - 09:35, 11 February 2018
Book - Vertebrate Zoology (1928) 4
...to rear are : telencephalon, diencephalon (also called thalamencephalon), mesencephalon, metencephalon, and myelencephalon. The first two divisions together form t The floor, sides, and roof of the mesencephalon are thickened, so that its cavity is reduced and is known as the aqueduct o

38 KB (6,045 words) - 11:38, 25 April 2015
Paper - Development of the region of the isthmus rhombencephali (1928)
...hombencephali is a constriction in the embryonic neural tube between the {{mesencephalon}} from the {{rhombencephalon}}. Frazer also wrote on several other embryolo '''Modern Notes:''' {{rhombencephalon}} | {{mesencephalon}} | {{neural}}

36 KB (6,122 words) - 09:56, 30 March 2020
R
...es:''' [[P#prosencephalon|prosencephalon]] (forebrain) - [[M#mesencephalon|mesencephalon]] (midbrain) - [[R#rhombencephalon|rhombencephalon]] (hindbrain)

24 KB (3,306 words) - 21:57, 16 July 2020
Paper - The development in vitro of young rabbit embryos (1933)
...ree of development; a typical three-part brain composed of prosencephalon, mesencephalon and myelencephalon was visible, as well as a short neural tube bordered by ...ting heart primordia lay on either side of the embryo in the region of the mesencephalon. Considerable outwandering of cells was visible around the periphery of the

32 KB (5,112 words) - 11:52, 6 February 2020
Book - Developmental Anatomy 1924-17
...urved sharply (Fig. 366). The cephalic flexure forms an acute angle at the mesencephalon, and there is also a marked cervical flexure. As a result, the head is some ...oculomotor nerve is just beginning to appear from the ventral wall of the mesencephalon. Ventrodateral to the metencephalon and myelencephalon occur in order: the

96 KB (15,815 words) - 16:23, 24 October 2016
Book - The Nervous System of Vertebrates (1907) 14
...tectum opticum and the nucleus of the tractus habenulo-peduncularis in the mesencephalon, the nucleus habenulae, the nucleus of the posterior commissure and the inf

16 KB (2,658 words) - 15:06, 23 February 2020
Book - A Laboratory Manual and Text-book of Embryology 5
...head and tail regions close together (Fig. 93). The cephalk flexure at the mesencephalon forms an acute angle and there is a marked neck or cervical flexure. As a r ...shown. The oculomotor nerve begins to appear from the ventral wall of the mesencephalon.

76 KB (12,610 words) - 13:38, 13 September 2012
Book - The Nervous System of Vertebrates (1907) 3
...s begin to fuse together at a point which later falls in the region of the mesencephalon or farther caudally, and the fusion continues forward and backward until a ...s entirely absent for a short distance. The second is that in front of the mesencephalon the crest is either very small or so modified that it can not be readily co

73 KB (12,143 words) - 23:48, 23 February 2020
Book - The Nervous System of Vertebrates (1907) 7
...aneous nuclei, and see its relations in the mesencephalon. The roof of the mesencephalon in the fishes begins to show a differentiation into two parts, a median som

32 KB (5,463 words) - 14:16, 23 February 2020
Book - A Laboratory Outline of Embryology 1923
...ior region identify forebrain {prosencephalon), optic vesicles, mid-brain {mesencephalon), hind-brain {rhombencephalon). The secondary subdivisions of the hind-brai ...the rhombencephalon likewise two {metencephalon and myelencephalon) : the mesencephalon is undivided.

91 KB (15,049 words) - 17:55, 17 November 2019
2017 Group Project 6
...3 primary brain vesicles are formed; forebrain (prosencephalon) midbrain (mesencephalon), and hindbrain (rhombencephalon){{#pmid:22237006|PMID22237006}} *Mesencephalon does not further develop into a secondary brain vesicle

59 KB (8,406 words) - 14:30, 16 July 2018
Paper - Overgrowth of the neural tube in young human embryos
...m (Univ. of Mich, Coll. EH 16) showing overgrowth of neural epithelium. A. Mesencephalon, diencephalon, and one of the eyes. B. Spinal cord in thoracie region. C. E

16 KB (2,535 words) - 12:24, 16 January 2020
M
===mesencephalon=== ..._vesicle|primary brain vesicle]] (there are 3 primary brain vesicles). The mesencephalon lumen (cavity of the neural tube) will form the midbrain aqueduct.

84 KB (11,320 words) - 22:49, 3 June 2019
T
...alon|telencephalon]] - [[D#diencephalon|diencephalon]] - [[M#mesencephalon|mesencephalon]] - [[M#metencephalon|metencephalon]] - [[M#myelencephalon|myelencephalon]] ...es:''' [[P#prosencephalon|prosencephalon]] (forebrain) - [[M#mesencephalon|mesencephalon]] (midbrain) - [[R#rhombencephalon|rhombencephalon]] (hindbrain)

51 KB (6,762 words) - 08:45, 14 November 2019
1987 Developmental Stages In Human Embryos - Stage 10
...phalon. The factors leading to flexure are believed to be intrinsic to the mesencephalon. The four divisions (A, B, C, D) of the rhombencephalic folds, first seen i From stage 9 to stage 10 the prosencephalon increases in length, the mesencephalon remains the same, and the rhombencephalon decreases considerably. A correla

30 KB (4,523 words) - 15:25, 26 June 2019
Book - Embryology of the Pig 7
...prosencephalon has divided to form the telencephalon and diencephalon; the mesencephalon has remained undivided; and the rhombencephalon has become differentiated i The mesencephalon shows little change from its condition in younger embryos. Its demarcation

51 KB (8,059 words) - 19:08, 19 April 2017