File:Stage14 sem2cl.jpg

From Embryology
Stage14_sem2cl.jpg(252 × 400 pixels, file size: 22 KB, MIME type: image/jpeg)

Human Embryo Carnegie stage 14

Carnegie stage 14, day 32, 35 somites, week 5, right ventrolateral view upper embryo.

Features

From the cranial end of embryo:

  • frontonasal prominence (FNP)
  • sensory placodes - optic and nasal
  • pharyngeal arches - arch 1 (maxillary and mandibular components, arch 2, arch 3, arch 4 (this single bulge consists of arch 4 and arch 6).
    • maxillary - 2 small lateral bulges.
    • mandibular - 2 large bulges, note the indentation in the midline.
  • stomodeum - between maxillary and mandibular components, at the floor of which was the buccopharyngeal membrane (oral membrane).
  • heart bulge
  • liver bulge
  • upper limb bud - (right) at this stage only a rudimentary bud.
  • somite bulges - showing the segmentation pattern of the trunk.


Links: Carnegie stage 14 | 1000px | 800px | 400px


Image Source: Scanning electron micrographs of the Carnegie stages of the early human embryos are reproduced with the permission of Prof Kathy Sulik, from embryos collected by Dr. Vekemans and Tania Attié-Bitach. Images are for educational purposes only and cannot be reproduced electronically or in writing without permission.


Cite this page: Hill, M.A. (2019, January 20) Embryology Stage14 sem2cl.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Stage14_sem2cl.jpg

What Links Here?
© Dr Mark Hill 2019, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G

Embryonic Development


Image Code: Stage14= carnegie stage sem= scanning em 2 = image 2 1000px size l=labeled

Original file name: Stage14day32somite35-ventral-sem2-1000px.jpg


Cite this page: Hill, M.A. (2019, January 20) Embryology Stage14 sem2cl.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Stage14_sem2cl.jpg

What Links Here?
© Dr Mark Hill 2019, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G

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