File:Bartelmez1923 fig02.jpg

Fig. 2. A reconstruction of a four—somite embryo

(H279, U. of C. Coll.); magnified 200 diameters and reduced one half in reproduction. The plane of section is indicated by the position of section 54 which was shown as figure 1 in my 1922 paper.

camn-e., neurenteric canal; ch., chorda; disc.o£., otic disc; mom. cl., cloacal membrane (the entoderm has shrunken away from the cctoderm) ; mem. ph., pharyngeal membrane; mesen., midbrain; ph., pharynx; pr.ac.fac., acoustic0-facial primordium; prosen., forebrain; rh.A, rh.B, first and second hindbrain segments; rh..C'1 and 7'h.C'2 have resulted from the division of rh.C’ in the previous embryo; rh.B is identical with the definitive fourth rhombomere, rh.C'; with the fifth.

Online Editor - Embryo H279 (University of Chicago Collection) became Carnegie Collection Embryo no. 3709, 4 somite embryo corresponds to Carnegie stage 10 in Week 4.

Historic Disclaimer - information about historic embryology pages

Pages where the terms "Historic" (textbooks, papers, people, recommendations) appear on this site, and sections within pages where this disclaimer appears, indicate that the content and scientific understanding are specific to the time of publication. This means that while some scientific descriptions are still accurate, the terminology and interpretation of the developmental mechanisms reflect the understanding at the time of original publication and those of the preceding periods, these terms, interpretations and recommendations may not reflect our current scientific understanding.     (More? Embryology History | Historic Embryology Papers)

Links: fig 1 | fig 2 | fig 3 | fig 4 | fig 5 | fig 6 | Bartelmez 1923 | Neural

Reference

Bartelmez GW. The subdivisions of the neural folds in man. (1923) J. Comp. Neural., 35: 231-247.

Cite this page: Hill, M.A. (2024, May 1) Embryology Bartelmez1923 fig02.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Bartelmez1923_fig02.jpg

What Links Here?

© Dr Mark Hill 2024, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G