ampullae of Lorenzini


ampullae of Lorenzini
Lorenzini\'s ampullae (the mucus filled canal system opening on the snout of Elasmobranchii, Polyodon spathula and Plotosus anguillaris. May be electric, pressure or temperature receptors)

Dictionary of ichthyology. 2009.

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  • Ampullae of Lorenzini — The ampullae of Lorenzini are special sensing organs, forming a network of jelly filled canals found on elasmobranchs (sharks and rays) and Chimaera . Each ampulla consists of a jelly filled canal opening to the surface by a pore in the skin and… …   Wikipedia

  • Lorenzini's ampullae — the mucus filled canal system opening on the snout of Elasmobranchii, Polyodon spathula and Plotosus anguillaris. May be electric, pressure or temperature receptors …   Dictionary of ichthyology

  • Ampoules De Lorenzini — électro récepteur et canal des lignes latérales. Les ampoules de Lorenzini sont les organes sensitifs spéciaux présents sur les Chondrichthyes qui regroupent les élasmobranches (requins et raies) et les …   Wikipédia en Français

  • Ampoules de lorenzini — électro récepteur et canal des lignes latérales. Les ampoules de Lorenzini sont les organes sensitifs spéciaux présents sur les Chondrichthyes qui regroupent les élasmobranches (requins et raies) et les …   Wikipédia en Français

  • Ampoules de Lorenzini — électro récepteur et canal des lignes latérales. Les ampoules de Lorenzini sont les organes sensitifs spéciaux présents sur les Chondrichthyes qui regroupent les élasmobranches (requins et raies) et les chimères pouvant détecter des …   Wikipédia en Français

  • Savi's vesicle or ampullae — sensory organs in the form of closed sacs in Elasmobranchii associated with the lateral line and somewhat similar to the ampullae of Lorenzini, e.g. ventral surface of head of Torpedo …   Dictionary of ichthyology

  • Magnetic shark repellent — Magnetic shark repellents utilize permanent magnets, which exploit the sensitivity of the Ampullae of Lorenzini in sharks and rays (electrosense). This organ is not found on bony fishes (teleosts), therefore, this type of shark repellent is… …   Wikipedia

  • Shark — Taxobox name = Shark fossil range = Late Devonian Recent image width = 250px image caption = Grey reef shark, Carcharhinus amblyrhynchos regnum = Animalia phylum = Chordata subphylum = Vertebrata classis = Chondrichthyes subclassis =… …   Wikipedia

  • thermoreception — Sensory capacity (see sense) to detect the temperature of the environment and the body. It helps keep body temperature stable by regulating autonomic responses to temperature changes (see homeostasis). Temperature sensations are generated by… …   Universalium

  • mechanoreception — See mechanoreceptor. * * * Ability to detect and respond to mechanical stimuli in one s environment. A slight deformation of a mechanoreceptive neuron causes an electric charge at its surface, activating a response. Mechanoreceptors in pain spots …   Universalium


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