See Also: ultimobranchial(medicine)
ultimobranchial(dictionary)
ultimobranchial body(medicine)
ultimobranchial pouch(medicine)

ultimobranchial (iou)



ultimobranchial adjective. E20.
[from Latin ultimus last, final + -O- + BRANCHIAL, with ref. to the development of the gland from the most posterior pharyngeal pouches.]
Anatomy & Zoology. Designating a gland in the neck which in many lower vertebrates regulates the calcium level in the body, but in humans and several higher vertebrates is absorbed into the thyroid during embryonic life.