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Gastrulation - Anatomy & Physiology
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Revision as of 12:58, 25 August 2008
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12:58, 25 August 2008
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|Parynx, lungs, liver, lining of gut
|Parynx, lungs, liver, lining of gut
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==Mechanism of Gastrulation==
==Mechanism of Gastrulation==
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*The endoderm and mesoderm develop by proliferation and migration of cells of the epiblast.
*The endoderm and mesoderm develop by proliferation and migration of cells of the epiblast.
**What remains of the epiblast forms the ectoderm.
**What remains of the epiblast forms the ectoderm.
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*Gastrulation occurs at three embryonic sites:
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::'''Primitive Streak'''
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::'''Node'''
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::'''Tail Bud'''
Shamilton
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