Amnion: Membrane around the fetus or embryo.
Amnion: Innermost of the extraembryonic membranes enveloping the embryo in utero and containing the amniotic fluid; it consists of an internal embryonic layer with its ectodermal component and an external somatic mesodermal component; in the later stages of pregnancy the amnion expands to come in contact with and partially fuse to the inner wall of the chorionic sac; derived from the trophoblast cells. SYN: amnionic sac. [G. the membrane around the fetus, fr. amnios, lamb]
Source: Stedman's Medical Spellchecker, © 2006 Lippincott Williams & Wilkins. All rights reserved.
Amnion: thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles, birds and mammals).
Source: WordNet 2.1
Amnion: extraembryonic membrane which contains the embryo and amniotic fluid.
Source: CRISP
Amnion: The innermost membranous sac that surrounds and protects the developing EMBRYO which is bathed in the AMNIOTIC FLUID. Amnion cells are secretory EPITHELIAL CELLS and contribute to the amniotic fluid.
Source: MeSH 2007
Source - WordNet 2.1
Source - MeSH 2007
Source - MeSH 2007
Source - MeSH 2007
Source - CRISP
Source - WordNet 2.1
Source: CRISP
The following list attempts to classify Amnion into categories where each line is subset of the next.
Source: WordNet 2.1
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