endoderm

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endoderm

 [en´do-derm]
the innermost of the three primary germ layers of the embryo; from it are derived the epithelium of the pharynx, respiratory tract (except the nose), digestive tract, bladder, and urethra. Called also endoblast, entoderm, entoblast, and hypoblast.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

en·do·derm

(en'dō-dĕrm),
The innermost of the three primary germ layers of the embryo (ectoderm, mesoderm, endoderm); from it is derived the epithelial lining of the primordial gut and the epithelial component of the glands and other structures (for example, lower respiratory system) that develop as outgrowths from the gut.
Synonym(s): entoderm
[endo- + G. derma, skin]
Farlex Partner Medical Dictionary © Farlex 2012

endoderm

(ĕn′də-dûrm′) also

entoderm

(ĕn′tə-)
n.
The innermost of the three primary germ layers of an animal embryo, developing into the gastrointestinal tract, the lungs, and associated structures. Also called hypoblast.

en′do·der′mal adj.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

en·do·derm

(en'dō-dĕrm)
The innermost of the three primary germ layers of the embryo (ectoderm, mesoderm, endoderm); from it are derived the epithelial lining of the primordial gut and the epithelial component of the glands and other structures (e.g., lower respiratory system) that develop as outgrowths from the gut tube.
Synonym(s): entoderm, hypoblast.
[endo- + G. derma, skin]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

endoderm

The innermost of the three primary germ layers of an EMBRYO. The endoderm develops into the INTESTINAL TRACT and its associated structures and glands, the respiratory and urinary tracts and most of the endocrine glands. See also MESODERM and ECTODERM.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

endoderm

or

endoblast

the embryological germ layer in animals that gives rise to the gut system and its association organs. It arises initially as a result of GASTRULATION from cells which have moved in from the surface of the BLASTULA. Compare ECTODERM and MESODERM.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005