electrotonic current

electrotonic current
a current induced in the sheath of a nerve by a current passing through the conducting part of that nerve, or by an action potential in an adjacent nerve.

Medical dictionary. 2011.

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  • Electrotonic — E*lec tro*ton ic, a. 1. (Physics) Of or pertaining to electrical tension; said of a supposed peculiar condition of a conducting circuit during its exposure to the action of another conducting circuit traversed by a uniform electric current when… …   The Collaborative International Dictionary of English

  • Electrotonic potential — In physiology, electrotonic conduction refers to the passive conduction of current, and can be considered the opposite of saltatory conduction. In order for a neuron to fire, there are two types of electrical potentials produced. The first is a… …   Wikipedia

  • electrotonic — Relating to electrotonus. * * * elec·tro·ton·ic i .lek trə tän ik adj 1) of, induced by, relating to, or constituting electrotonus <the electrotonic condition of a nerve> <electrotonic induction of depolarization> 2) of, relating to,… …   Medical dictionary

  • 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

  • electrotonic — adj. pertaining to the altered state of a nerve when an electric current passes through it …   English contemporary dictionary

  • electrotonus — electrotonic /i lek treuh ton ik/, adj. /i lek trot n euhs, ee lek /, n. Physiol. the altered state of a nerve during the passage of an electric current through it. [1855 60; < NL; see ELECTRO , TONUS] * * * …   Universalium

  • Modafinil — Systematic (IUPAC) name (±) 2 (benzhydrylsulfinyl)acetamide …   Wikipedia

  • Faraday, Michael — born Sept. 22, 1791, Newington, Surrey, Eng. died Aug. 25, 1867, Hampton Court English physicist and chemist. Son of a blacksmith, he received only a basic education in a church Sunday school, but he went to work as an assistant to Humphry Davy,… …   Universalium

  • 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

  • Biological neuron model — A biological neuron model (also known as spiking neuron model) is a mathematical description of the properties of nerve cells, or neurons, that is designed to accurately describe and predict biological processes. This is in contrast to the… …   Wikipedia

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