ultimobranchial body

ultimobranchial body
ultimobranchial body n a hollow vesicle that is formed from the fourth pharyngeal pouch, may represent a fifth pharyngeal pouch, and gives rise to cells that produce calcitonin and later become incorporated into the thyroid gland in higher vertebrates or persist as distinct organs in birds and lower vertebrates called also postbranchial body

Medical dictionary. 2011.

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  • Ultimobranchial body — Infobox Embryology Name = PAGENAME Latin = GraySubject = GrayPage = Caption = Caption2 = System = CarnegieStage = Precursor = fourth pharyngeal pouch GivesRiseTo = parafollicular cells MeshName = Ultimobranchial+body MeshNumber = A13.939… …   Wikipedia

  • ultimobranchial body — noun : a hollow vesicle of the embryo believed to be derived from the fifth pharyngeal pouch …   Useful english dictionary

  • body — 1. The head, neck, trunk, and extremities. The human b., consisting of head (caput), neck (collum), trunk (truncus), and limbs (membra). 2. The material part of a human, as distinguished from the …   Medical dictionary

  • ultimobranchial glands — see under body …   Medical dictionary

  • postbranchial body — post·bran·chi·al body braŋ kē əl n ULTIMOBRANCHIAL BODY …   Medical dictionary

  • UB — ultimobranchial body; Unna boot; upper back; urinary bladder …   Medical dictionary

  • UB — • ultimobranchial body; • Unna boot; • upper back; • urinary bladder …   Dictionary of medical acronyms & abbreviations

  • bone — /bohn/, n., v., boned, boning, adv. n. 1. Anat., Zool. a. one of the structures composing the skeleton of a vertebrate. b. the hard connective tissue forming the substance of the skeleton of most vertebrates, composed of a collagen rich organic… …   Universalium

  • Bône — /bohn/, n. former name of Annaba. * * * I Rigid connective tissue of vertebrates, consisting of cells embedded in a hard matrix. Bones serve as the body s supporting framework, provide muscle attachment points for movement, protect the internal… …   Universalium

  • Calcitonin — is a 32 amino acid linear polypeptide hormone that is produced in humans primarily by the parafollicular cells (also known as C cells) of the thyroid, and in many other animals in the ultimobranchial body.[1] It acts to reduce blood calcium… …   Wikipedia

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