- fright reaction
Dictionary of ichthyology. 2009.
fright reaction
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reaction — 1. The response of a muscle or other living tissue or organism to a stimulus. 2. The color change effected in litmus and certain other organic pigments by contact with substances such as acids or alkalies; also the property that such substances… … Medical dictionary
alarm reaction — ə lärm n the initial reaction of an organism (as increased hormonal activity) to stress * * * the physiologic effects in response to acute stress, fright, or rage (increased blood pressure and cardiac output, increased blood flow to skeletal… … Medical dictionary
Ostariophysi — Temporal range: Early Cretaceous Recent [1] Milkfish, Chanos chanos Scientific classificat … Wikipedia
ostariophysan — ▪ fish Introduction any of about8,000 species of bony fishes (bony fish) belonging to a group that includes the majority of freshwater fishes throughout the world. Familiar representatives of this group are the minnows (minnow), suckers (sucker) … Universalium
cetacean — cetaceous, adj. /si tay sheuhn/, adj. 1. belonging to the Cetacea, an order of aquatic, chiefly marine mammals, including the whales and dolphins. n. 2. a cetacean mammal. [1830 40; < NL Cetace(a) name of the order (see CET , ACEA) + AN] * * *… … Universalium
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Aspredinidae — Taxobox name = Banjo catfishes image width = 250px image caption = Bunocephalus verrucosus regnum = Animalia phylum = Chordata classis = Actinopterygii ordo = Siluriformes familia = Aspredinidae familia authority = Adams, 1854 subdivision ranks … Wikipedia
alarm substance — a substance produced in the round or oval alarm substance cells (previously called “clubcells ) in the skin of Ostariophysi (Cypriniformes, Siluriformes) and Gonorhynchiformes, and which is released upon injury of the skin. On scenting the alarm… … Dictionary of ichthyology
Schreckstoff — alarm substance (a substance produced in the round or oval alarm substance cells (previously called “clubcells ) in the skin of Ostariophysi (Cypriniformes, Siluriformes) and Gonorhynchiformes, and which is released upon injury of the skin. On… … Dictionary of ichthyology
France — /frans, frahns/; Fr. /frddahonns/, n. 1. Anatole /ann nann tawl /, (Jacques Anatole Thibault), 1844 1924, French novelist and essayist: Nobel prize 1921. 2. a republic in W Europe. 58,470,421; 212,736 sq. mi. (550,985 sq. km). Cap.: Paris. 3.… … Universalium
