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Embryonic Structures

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Definition: The anatomical parts that make up an organism in the early stages of development.  used for searching; indexers apply specifics; may be used by catalogers   
Examples Blastomeres; Branchial Region; Cleavage Stage, Ovum; Cloaca; Embryo, Mammalian; Embryo, Nonmammalian; Fetus; Germ Layers; Gestational Sac; Limb Buds; Mesonephros; Morula; Mullerian Ducts; Neural Crest; Neural Plate; Neural Tube; Notochord; Organizers, Embryonic; Ovum; Placenta; Primitive Streak; Pronephros; Urachus; Vitelline Duct; Wolffian Ducts; Zygote 		Other names Prenatal Structures; Embryo; Structures, Prenatal; Structures, Embryonic; Structure, Prenatal; Structure, Embryonic; Prenatal Structure; Embryonic Structure; Embryos

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Sources: NLM Medical Subject Headings, NIH UMLS, Drugs@FDA, FDA AERS original data copyright United States Government. No endorsement implied. Last modified 6/6/2012
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