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.
Origin of endoderm
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The mesoderm is a plate of cells lying between the endodermic and ectodermic plates.The Ethics of Medical Homicide and Mutilation
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The innermost of the three primary germ layers of an embryo, developing into the gastrointestinal tract, the lungs, and associated structures.hypoblast
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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 mesoderm.
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