21 Terms
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Developmental anatomy
The study of the development of fertalized egg to adult.
Industry: Anatomy
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Developmental anatomy
blastomere
Anatomy; Developmental anatomy
One of the cells produced by cleavage of a fertilized ovum.
branchial arches
Anatomy; Developmental anatomy
The arches extend ventrally and laterally around the pharynx in order to support the gills of lower vertebrates. The absence of gills in higher vertebrates causes these arches to be known as ...
branchial grooves
Anatomy; Developmental anatomy
The first bronchial groove is the only one that develops into an adult structure - external and auditory meatus remaining II-IV grooves eventually disappear and the ridge thus becomes smooth.
chorion
Anatomy; Developmental anatomy
The cellular, outermost extraembryonic membrane, composed of trophoblast lined with mesoderm. It develops villi about two weeks after fertilization. Villi are the threadlike projections growing in ...
concha
Anatomy; Developmental anatomy
A shell; used in anatomical nomenclature to designate a structure or part that resembles a shell in shape.
cytotrophoblast
Anatomy; Developmental anatomy
The cellular (inner) layer of the trophoblast, surrounds the inner all mass.
