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Definition of the noun all-or-none law
What does all-or-none law mean as a name of something?
- (neurophysiology) a nerve impulse resulting from a weak stimulus is just as strong as a nerve impulse resulting from a strong stimulus
The all-or-none law is the principle that the strength by which a nerve or muscle fiber responds to a stimulus is independent of the strength of the stimulus. If the stimulus exceeds the threshold potential, the nerve or muscle fiber will give a complete response; otherwise, there is no response.
Printed dictionaries and other books with definitions for All-or-none law
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by Jon E. Roeckelein
coins the term essential identity law, which is related to the physiological all-or-none law and refers to the fact that nerve impulses are all the same in kind. For example, impulses traveling in optic nerve fibers differ qualitatively ...
The Dictionary of Psychology (2016)
by Ray Corsini
all-or-none law/ principle (H.
by James H. Stramler, Jr.
acidosis all-or-none law a rule that once an action ...
by J. C. Banerjee
All-or-None Law, All-or-Nothing Law: The law indicating ...
A Dictionary of Biology (1957)
by Michael Abercrombie, Clarence James Hickman, M. L. Johnson
ALL-OR-NONE LAW 13 ALIMENTARY (ENTERIC) CANAL. The gut; a tube concerned with digestion and absorption of food. In some animals it has one opening only (Coelenterates, flatworms), but in most it has an opening (mouth) into which ...
by Stuart Sutherland
all-or-none law. (Neurophysiology) The principle that, for a given segment of a nerve cell, the nerve impulse is always of the same strength. all-or-none learning theory. (Psychology) The theory that the learning of a ...
by Michael Kent
all-or-none law A law stating that certain structures, such as a neurone or a muscle fibre, either respond completely (all) or not at all (none) to a stimulus. There is no partial nerve impulse in ...
for Nurses and Healthcare Workers by Barbara F. Weller
all-or-none law principle that states that in individual cardiac and skeletal muscle fibres there are only two possible ...
by Dawn Freshwater, Sian Masiln-Prothero
all-or-none law: States that when a nerve fibre or muscle fibre ...
by Irving B. Weiner, W. Edward Craighead
GR ́EGOIRE ZIMMERMANN University of Lausanne, Switzerland See also: Emotion Regulation; Somatoform Disorders ALL-OR-NONE LAW The major parts of a neuron or nerve cell include the dendrites, the cell body, and the axon, which is ...
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