Primitive pit
From Infogalactic: the planetary knowledge core
| Primitive pit | |
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Surface view of embryo of Hylobates concolor. The amnion has been opened to expose the embryonic disk. (Primitive pit not labeled, but region is visible.)
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| TA | Lua error in Module:Wikidata at line 744: attempt to index field 'wikibase' (a nil value). |
| TH | {{#property:P1694}} |
| TE | {{#property:P1693}} |
| FMA | {{#property:P1402}} |
| Anatomical terminology
[[[d:Lua error in Module:Wikidata at line 863: attempt to index field 'wikibase' (a nil value).|edit on Wikidata]]]
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The primitive pit is a depression in the center of the primitive knot, connecting to the notochord. It consists of part of the primitive streak.
References
This article incorporates text in the public domain from the 20th edition of Gray's Anatomy (1918)
External links
- http://www.embryology.ch/anglais/hdisqueembry/triderm01.html
- http://isc.temple.edu/marino/embryology/EMBII97/img020.GIF
- http://cancerweb.ncl.ac.uk/cgi-bin/omd?primitive+pit
- http://embryology.med.unsw.edu.au/Medicine/BGDlab3_11.htm
- http://www.ana.ed.ac.uk/database/humat/notes/embryo/ectoderm/primstr.htm
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