ultimobranchial body(redirected from Ultimo-branchial bodies)
Also found in: Medical.
ultimobranchial body[¦əl·tə·mō′braŋ·kē·əl ′bäd·ē]
One of the small, endocrine structures which originate as terminal outpocketings from each side of the embryonic vertebrate pharynx; can produce the hormone calcitonin.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.