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From Embryology
  • ...ther embryos, which have a bearing upon the question will be found on page 278. The drainage of the femoral plexus (fig. 1, rete femorale) is accomplishe ...te mistake, this embryo was referred to in the original paper as Minnesota Embryo H. 16.
    18 KB (2,943 words) - 17:06, 7 February 2017
  • {{Carnegie No.20 Header}} Frontal section through the region of the ear in a human embryo 4 mm. long (Carnegie Collection, No. 588, slide 6, row 6, section 6). The section is 15 um thick
    18 KB (2,849 words) - 22:04, 22 April 2012
  • ...the earlier months are even more rare. Streeter (’19) reported that in the Carnegie collection there were only forty—three specimens, of which all but two we ...hments of the two yolk stalks lay at different regions of the chorion. An embryo was present in each amniotic sac (fig. 1).
    8 KB (1,338 words) - 16:32, 27 November 2017
  • 2 This twin specimen belongs in the collection of the Carnegie Institution, where it is listed as no. {{CE1126}}. Acknowledgment is due th ...Schwalbe’s (’06) well-known reconstructions, based upon the Spee 1.54-mm. embryo, are purely hypothetical. Beside the present case, the only other illustrat
    9 KB (1,486 words) - 10:44, 5 May 2019
  • 2 This twin specimen belongs in the collection of the Carnegie Institution, where it is listed as no. {{CE1126}}. Acknowledgment is due th ...Schwalbe’s (’06) well-known reconstructions, based upon the Spee 1.54-mm. embryo, are purely hypothetical. Beside the present case, the only other illustrat
    9 KB (1,493 words) - 12:30, 18 January 2020
  • ...ryo femur CS18 to CS23.png|thumb|alt=Human embryo femur CS18 to CS23|Human embryo femur CS18 to CS23{{#pmid:31442281|PMID31442281}}]] ...magnetic resonance imaging. The cartilaginous femur was first observed at Carnegie stage 18. Major anatomical landmarks were formed prior to the initiation of
    27 KB (3,913 words) - 14:35, 21 November 2019
  • ...m in co-culture experiments, we find that in the context of the developing embryo, the dorsal aortae as well as the paraxial, intermediate, and lateral mesod ** ventral bud later ([[Carnegie stage 13|stage 13]] - [[Carnegie stage 14|stage 14]])
    21 KB (3,030 words) - 14:45, 17 April 2019
  • ...later (Giacomini, 1893), when considering chorionic vesicles devoid of an embryo, which had evidently undergone hydatiform degeneration, again spoke of the Johnson (1917) found the villi on a chorionic vesicle, containing an embryo with 24 somites, variable in size and 1.1 to 1.3 mm. long in the region of
    45 KB (7,140 words) - 08:08, 13 December 2012
  • ...r ear. These human embryos are [[Carnegie Embryos]] and fetuses from the [[Carnegie Collection]]. ...f the Scala Tympani, Scala Vestibuli and Perioticular Cistern in the Human Embryo=
    43 KB (7,088 words) - 11:47, 3 August 2019
  • ...e free to use our judgment in methods of fixation and preservation. If the embryo is perfectly fresh or possibly living, we use, of course, the most refined ...straight and other measurements and weights also are taken. The age of the embryo is estimated on the basis of weight, crown-rump, and foot length, and the e
    56 KB (7,365 words) - 04:08, 19 February 2020
  • ...ube with two dilatations: one represents a ruptured chorionic sac with its embryo still inside: the other sac was unruptured, entirely distinct from the firs ...a tubal pregnancy described by Mall ('15) and ]\Ieyer ('20), listed in the Carnegie collection as no. 825 (fig. 2). Externally the tube bore a single swelling
    20 KB (3,086 words) - 13:37, 3 March 2020
  • Limb development has been studied in the embryo extensively as a model for how limb pattern formation, {{limb axis}}, is es ...limb bud. We will focus on how mesoderm cells in precise locations in the embryo become determined to form a limb and express the key transcription factors
    49 KB (7,059 words) - 10:08, 18 December 2021
  • ...to tissues that are lost during development. It includes several of the [[Carnegie Collection]] embryos in the figures. ...thology, Harvard Medical School, Boston, and the Department of Embryology, Carnegie Institution of Washington, Baltimore.
    60 KB (9,570 words) - 11:49, 26 July 2020
  • The measurements of the embryo are as follows: C.R., crown-rump or sitting height; C.H., crown—hee1 or s <div id="Carnegie Embryo 6"></div>
    216 KB (36,894 words) - 11:34, 1 August 2018
  • ...pment of the trachea and esophagus and includes several embryos from the [[Carnegie Collection]]. Department Of Embryology, Carnegie Institution Of Washington, Baltimore, Maryland
    61 KB (9,187 words) - 14:29, 5 May 2019
  • ...y Atlas of the 13-mm. Pig Embryo. (Prefaced by younger stages of the chick embryo.) The Wistar Institute Press, Philadelphia, iv & 104 pp. Corner, G. W., 1915. The corpus luteum of pregnancy as it is in swine. Carnegie Inst., Contrib. to E-mbryoL, Vol. 2, pp. 69-94.
    69 KB (10,455 words) - 22:14, 1 January 2020
  • ...l the cytoplasm is divided into two giving nse to a two cell st ige of the embryo or ovum (Fig 28B and C) Each of the daughter cells contains an equal number ...stage stage F —eight cell stage ( \fter Lev is and Hartman 1933 ) of tf e Carnegie Institution of Washington y c *00
    54 KB (8,930 words) - 17:18, 1 May 2020
  • ...onare Geschlechtzellen’ in the intestinal epithelium of a four~weeks human embryo. The supposed sex cells were disposed in such a way as to suggest an active ...considered to be germ cells in the lateral plates of mesoderm of a 2.3—mm. embryo, and as these plates were folded under the gut in 2.8-mm. embryos, the germ
    56 KB (9,121 words) - 18:37, 25 May 2019
  • | These are links to other normal Carnegie Collection numbered embryos available on this educational site. {{Carnegie numbered embryo links}}
    627 KB (101,934 words) - 07:35, 10 November 2017
  • Department of Embryology, Carnegie Institution of Washington, Baltimore, Maryland ...ovulationem, leaving only five and one-half days‘ actual development of the embryo to birth. The rate of development is compared with Eutherian mammals.
    124 KB (20,009 words) - 23:12, 28 December 2019
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