the portion of a structure that lies most forward, or closest to the front surface, relative to other parts; in human anatomy, the ventral portion of a structure. see anterior part of: anterior commissure of brain; quadrangular lobule of cerebellum; central lobule of cerebellum; culmen; lateral parabranchial nucleus; diaphragmatic surface of liver; tongue; fornix of vagina.
Synonym(s): pars anteriorTA
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Examples: glitazone, GI cocktail, etc.