gas bladder
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Gas bladder — and thus to stay at the current water depth, ascend, or descend without having to waste energy in swimming. cite encyclopedia | title =Fish | encyclopedia =Microsoft Encarta Encyclopedia Deluxe 1999 | publisher =Microsoft | date =1999] The gas… … Wikipedia
gas bladder — a thin membranous, sometimes alveolated sac in the dorsal portion of the abdominal cavity. Composed of three layers, the tunica externa, the submucosa or middle layer and the tunica interna, all q.v. Contains a varying mixture of gases, not… … Dictionary of ichthyology
gas bladder. — See air bladder (def. 2). * * * … Universalium
gas bladder. — See air bladder (def. 2) … Useful english dictionary
extrinsic gas bladder muscles — muscles with one end inserting on the gas bladder and the other end inserting elsewhere, as opposed to intrinsic … Dictionary of ichthyology
Bladder (disambiguation) — Bladder may refer to:* A bladder is a pouch or other flexible enclosure with waterproof or gasproof walls * Gas bladder, an internal organ that contributes to the ability of a fish to control its buoyancyIn Anatomy: *Urinary bladder, which… … Wikipedia
gas gland — a structure with numerous blood vessels (retia mirabilia) in the gas bladder that secretes gases from the blood. Also called fascis mirabilis, red gland, red body … Dictionary of ichthyology
Gas lighting — For other uses, see Gaslight (disambiguation). Gas lighting is production of artificial light from combustion of a gaseous fuel, including hydrogen, methane, carbon monoxide, propane, butane, acetylene, ethylene, or natural gas. Before… … Wikipedia
Bladder — The organ that stores urine. The bladder is a hollow organ in the lower abdomen. The kidneys filter waste from the blood and produce urine, which enters the bladder through two tubes called ureters. Urine leaves the bladder through another tube,… … Medical dictionary
bladder — bladderless, adj. bladderlike, adj. /blad euhr/, n. 1. Anat., Zool. a. a membranous sac or organ serving as a receptacle for a fluid or air. b. See urinary bladder. 2. Pathol. a vesicle, blister, cyst, etc., filled with fluid or air. 3. Bot. an… … Universalium
