单词 | ultimobranchial body |
释义 | ultimobranchial body [¦ǝl·tǝ·mō`braŋ·kē·ǝl `bäd·ē] EMBRYOLOGY One of the small, endocrine structures which originate as terminal outpocketings from each side of the embryonic vertebrate pharynx; can produce the hormone calcitonin. |
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