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Anatomy
The structure of the human body and the organs and systems that comprise it.
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Anatomy > Developmental anatomy
trophoblast
Anatomy; Developmental anatomy
A granular protoplasmic body; a plastid, formed from cytotrophoblast, eventually surrounds the entire embryo; insert themselves between uterine epithelial cells, then spread along ...
yolk sac
Anatomy; Developmental anatomy
The yolk sac in man contains no nutrients so in this aspect is vestigial. However, the its embryonic endodermal roof is the source of the mucous membrane of almost the entire ...
zona pellucida
Anatomy; Developmental anatomy
A thick, transparent, noncellular layer or envelope of uniform thickness surrounding an oocyte. Also called the oolemma.
segmentation cavity
Anatomy; Developmental anatomy
The fluid-filled cavity of the mass of cells produced by cleavage of a fertilized ovum.
somite
Anatomy; Developmental anatomy
One of the paired, block like masses of mesoderm, arranged segmentally alongside the neural tube of the embryo, forming the vertebral column and segmental musculature.
Sub-categories
- Arteries (1954)
- Brain (146)
- Cardiovascular (1959)
- Central Nervous System (195)
- Central Nervous System (195)
- Cranial nerves (117)
- Cytology (91)
- Developmental anatomy (2142)
- Digestive (749)
- Embryology (81)
- Endocrine (114)
- Gross anatomy (1139)
- Histology (965)
- Human body (5244)
- Lymphatic (223)
- Muscular (5196)
- Nervous system (1995)
- Pathological anatomy (93)
- Reproductive systems (572)
- Skeletal (542)
- Surface anatomy (511)
- Systemic anatomy (119)
- Urinary system (158)