caudal eminence

caudal eminence
a taillike eminence produced by a proliferating mass of mesodermal cells at the caudal end of the early vertebrate embryo; it is the remnant of the primitive node and the precursor of hindgut, adjacent notochord and somites, and the caudal part of the spinal cord. Called also end or tail bud.

Medical dictionary. 2011.

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  • hypopharyngeal eminence — 1. copula linguae. 2. a median ventral elevation on the embryonic tongue, caudal to the copula; formed by union of the third and fourth pairs of pharyngeal arches. It overgrows the copula during the fifth and sixth weeks and gives rise to the… …   Medical dictionary

  • tailbud — noun ˈteɪlbʌd The proliferating mass of cells found at the caudal end of an embryo. Syn: caudal eminence …   Wiktionary

  • tailgut — SYN: postanal gut. * * * tail·gut (tālґgut″) a prolongation of the hindgut into the caudal eminence (tailbud) of the early embryo; it usually undergoes complete obliteration …   Medical dictionary

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  • endbud — end·bud (endґbud) caudal eminence …   Medical dictionary

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