nerve-action current

action c.

Medical dictionary. 2011.

Look at other dictionaries:

  • action current — noun : an electric current arising from a variation of potential occurring during activity in living tissue (as a muscle or nerve) * * * action current, a change of electric potential in the movement of nerve impulses along the fibers of a… …   Useful english dictionary

  • action current — the current generated in a cell membrane of a nerve or muscle by the action potential; it serves to depolarize adjacent membrane areas beyond the threshold, thus initiating a repetition of the action potential process along the nerve fiber.… …   Medical dictionary

  • Action Medical Research — is a British medical research charity, founded in 1952, that focusses on funding research to prevent and treat disease and disability in babies and children.[1][2] Action Medical Research (Registered Charity No. 208701[1]) is based in Horsham,… …   Wikipedia

  • Action potential — In physiology, an action potential is a short lasting event in which the electrical membrane potential of a cell rapidly rises and falls, following a consistent trajectory. Action potentials occur in several types of animal cells, called… …   Wikipedia

  • Nerve conduction study — A nerve conduction study (NCS) is a test commonly used to evaluate the function, especially the ability of electrical conduction, of the motor and sensory nerves of the human body. Nerve conduction velocity (NCV) is a common measurement made… …   Wikipedia

  • Nerve guidance conduit — A nerve guidance conduit (also referred to as an artificial nerve conduit or artificial nerve graft, as opposed to an autograft) is an artificial means of guiding axonal regrowth to facilitate nerve regeneration and is one of several clinical… …   Wikipedia

  • Nerve net — For the album by Brian Eno, see Nerve Net (album). Nettle Jelly A nerve net is a type of simple nervous system that is found in members of the cnidaria, ctenophora, and echinodermata phyla. Nerve nets consist of interconnected neurons lacking a… …   Wikipedia

  • current — A stream or flow of fluid, air, or electricity. [L. currens, pres. p. of curro, to run] action c. an electrical c. induced in muscle fibers when they are effectively stimulated; normally it is followed by contraction. after c. aftercurrent.… …   Medical dictionary

  • Quantitative models of the action potential — In neurophysiology, several mathematical models of the action potential have been developed, which fall into two basic types. The first type seeks to model the experimental data quantitatively, i.e., to reproduce the measurements of current and… …   Wikipedia

  • Group C nerve fiber — Infobox Anatomy Name = PAGENAME Latin = GraySubject = GrayPage = Caption = C fiber not labeled, but substantia gelatinosa of Rolando is Rexed lamina II, labeled at upper left. Caption2 = Precursor = System = Artery = Vein = Nerve = Lymph =… …   Wikipedia

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