File:Stage14 sem2l.jpg: Difference between revisions

Latest revision as of 12:11, 10 September 2017

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 | labeled 1000px | unlabeled 1000px | labeled 800px | labeled 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.

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. (2024, May 4) Embryology Stage14 sem2l.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Stage14_sem2l.jpg

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File history

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	10:16, 3 September 2009		630 × 1,000 (96 KB)	S8600021 (talk \| contribs)	Human Embryo Carnegie stage 14, day 32, 35 somites Original file name: Stage14day32somite35-ventral-sem2-1000px.jpg Image Code: Stage14= carnegie stage sem= scanning em 2 = image 2 1000px size l=labeled {{Template:SEM}} {{Template:Footer}}

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@@ Line 7: / Line 7: @@
 * 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)
+* 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.
+* upper limb bud - (right) at this stage only a rudimentary bud.
-* somite bulges
+* somite bulges - showing the segmentation pattern of the trunk.
-:'''Links:''' [[Carnegie stage 14]] | [[:File:Stage14 sem2l.jpg|1000px]] | [[:File:Stage14 sem2al.jpg|800px]] | [[:File:Stage14 sembl.jpg|400px]]
+:'''Links:''' [[Carnegie stage 14]] | [[:File:Stage14 sem2l.jpg|labeled 1000px]] | [[:File:Stage14 sem2.jpg|unlabeled 1000px]] | [[:File:Stage14 sem2al.jpg|labeled 800px]] | [[:File:Stage14_sem2cl.jpg|labeled 400px]]
@@ Line 28: / Line 29: @@
 {{Template:Footer}}
-[[Category:Carnegie Stage 14]] [[Category:Placode]] [[Category:Head]] [[Category:Week 5]]
+[[Category:Human]] [[Category:Carnegie Stage 14]] [[Category:Placode]] [[Category:Head]] [[Category:Week 5]]