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Gastrulation - Anatomy & Physiology (view source)
Revision as of 12:58, 25 August 2008
, 12:58, 25 August 2008no edit summary
|Parynx, lungs, liver, lining of gut
|Parynx, lungs, liver, lining of gut
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==Mechanism of Gastrulation==
==Mechanism of Gastrulation==
*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.
*Gastrulation occurs at three embryonic sites:
::'''Primitive Streak'''
::'''Node'''
::'''Tail Bud'''