lateral line organs


lateral line organs
a system of sense organs arranged in longitudinal canals in the skin of fishes and amphibians; they contain mechanoreceptors that are sensitive to changes in pressure and current and to vibrations of low frequency and thus aid in localizing objects.

Medical dictionary. 2011.

Look at other dictionaries:

  • lateral line system — ▪ biology also called  lateralis system   a system of tactile sense organs (senses), unique to aquatic vertebrates (vertebrate) from cyclostome fishes (cyclostome) (lampreys (lamprey) and hagfish) to amphibians (amphibian), that serves to detect… …   Universalium

  • Lateral line — Lateral Lat er*al, a. [L. lateralis, fr. latus, lateris, side: cf. F. lat[ e]ral.] 1. Of or pertaining to the sides; as, the lateral walls of a house; the lateral branches of a tree. [1913 Webster] 2. (Anat.) Lying at, or extending toward, the… …   The Collaborative International Dictionary of English

  • lateral line — n. a row of sensory organs along each side of the head and body in fishes and a few amphibians, probably for detecting vibrations, currents, and pressure: see FISH …   English World dictionary

  • Lateral line — In fish, the lateral line is a sense organ used to detect movement and vibration in the surrounding water. Lateral lines are usually visible as faint lines running lengthwise down each side, from the vicinity of the gill covers to the base of the …   Wikipedia

  • lateral line — a tube like sensory organ (usually bearing pores) extending along the side of the body from the rear of the head to the tail. Detects water movements, low frequency vibrations (lower than 160 200 Hz) and perhaps temperature changes. In some… …   Dictionary of ichthyology

  • lateral line organ — noun sense organs of fish and amphibians; believed to detect pressure changes in the water • Syn: ↑lateral line • Hypernyms: ↑sense organ, ↑sensory receptor, ↑receptor • Part Holonyms: ↑fish, ↑ …   Useful english dictionary

  • lateral line scale — on of those scales along the side of the body bearing lateral line pores (or pit organs) or in the same row as those. The count may include only the pored scales (usual method) or all scales in the same row …   Dictionary of ichthyology

  • lateral line — noun sense organs of fish and amphibians; believed to detect pressure changes in the water • Syn: ↑lateral line organ • Hypernyms: ↑sense organ, ↑sensory receptor, ↑receptor • Part Holonyms: ↑fish, ↑ …   Useful english dictionary

  • lateral line — noun Date: 1752 a canal along the side of a fish containing pores that open into tubes supplied with sense organs sensitive to low vibrations; also one of these tubes or sense organs …   New Collegiate Dictionary

  • lateral line system —    A series of sensory organs, usually appearing in a line or series of lines on the sides and heads of fishes and larval amphibians. The system enables the animal to sense vibrations in the water [23].    See also cupula; neuromast …   Lexicon of Cave and Karst Terminology


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