Gastrulation - Human Embryology - 3rd Week [Animated] - MedicoVisual

In this video, Dr. Aizaz from MedicoVisual explains the process of Gastrulation [Third week of Human Embryology] using 3D and 2D animations and memes.
00:00 Intro
01:40 Bilaminar germ disc
02:23 Epiblasts release Hyaluronic acid
03:12 Formation of Primitive streak and Primitive/Hensen's node
04:44 Role of Primitive streak in Axis determination
05:26 Role of Anterior Visceral Endoderm in inhibition of Primitive streak at cranial end
06:20 Why is Anterior Visceral Endoderm called "Anterior"
08:19 E-cadherin downregulation and epithelium to mesenchymal transition
09:17 What are Bottle cells or Flask cells and Mesenchymal cells
10:24 Formation Primitive Groove and Primitive Pit
12:54 Hypobasts are displaced to Yolk sac endoderm that induces formation of Blood islands
16:20 Sacrococcygeal Teratoma
18:02 Why Gastrulation is named so when there is no formation of GIT during this process
20:37 Review

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