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endoderm
[ en-duh-durm ]
noun
- Also called endoblast. Embryology. the innermost cell layer of the embryo in its gastrula stage.
- Anatomy. the innermost body tissue that derives from this layer, as the gut lining.
endoderm
/ ĕn′də-dûrm′ /
- The innermost of the primary germ layers of an animal embryo. In vertebrates, the endoderm gives rise to the respiratory tract, gastrointestinal tract (except mouth and anus), glands associated with the gastrointestinal tract, bladder, and urethra.
- Compare ectoderm
Derived Forms
- ˌendoˈdermal, adjective
Other Words From
- endo·dermal endo·dermic adjective
Example Sentences
At the bottom of the cup, a new cell population develops in the outer cell layer, the visceral endoderm.
After gastrulation, the embryo can be thought of as an onion with three layers: the ectoderm, the mesoderm and the endoderm.
These disks eventually formed the three main cell layers of the body: the endoderm, mesoderm and ectoderm.
Beyond that, researchers typically assess pluripotency by confirming that the cells can differentiate into the three primordial germ-layer tissues: endoderm, mesoderm and ectoderm.
For instance, the gut tube and liver derive from the endoderm; muscle and connective tissue from the mesoderm; and neural tissue and skin from the ectoderm.
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