RECTAL GLAND
\ɹˈɛktə͡l ɡlˈand], \ɹˈɛktəl ɡlˈand], \ɹ_ˈɛ_k_t_əl ɡ_l_ˈa_n_d]\
Definitions of RECTAL GLAND
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A compound tubular gland, located around the eyes and nasal passages in marine animals and birds, the physiology of which figures in water-electrolyte balance. The Pekin duck serves as a common research animal in salt gland studies. A rectal gland or rectal salt gland in the dogfish shark is attached at the junction of the intestine and cloaca and aids the kidneys in removing excess salts from the blood. (Storer, Usinger, Stebbins & Nybakken: General Zoology, 6th ed, p658)
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Word of the day
hydromorphic
- [Greek] Structurally adapted to an aquatic environment, as organs of water plants.