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Definition of Muscle tone

Muscle tone Definition from Language, Idioms & Slang Dictionaries & Glossaries
WordNet 2.0

1. normal tonicity of the muscles; "exercise improves muscle tone"
(synonym) muscular tonus
(hypernym) tonicity, tonus, tone
Muscle tone Definition from Medicine Dictionaries & Glossaries
Muscle Pain
resting tension of a muscle, clinically determined as resistance to passive movement or to deformation.
Muscle tone has two components: viscoelastic and contractile.
MS glossary
A characteristic of a muscle brought about by the constant flow of nerve stimuli to that muscle, which describes its resistance to stretching. Abnormal muscle tone can be defined as: hypertonus (increased muscle tone, as in spasticity); hypotonus (reduced muscle tone); flaccid (paralysis); atony (loss of muscle tone). Muscle tone is evaluated as part of the standard neurologic exam in MS. Myelin A soft, white coating of nerve fibers in the central nervous system, composed of lipids (fats) and protein. Myelin serves as insulation and as an aid to efficient nerve fiber conduction. When myelin is damaged in MS, nerve fiber conduction is faulty or absent. Impaired bodily functions or altered sensations associated with those demyelinated nerve fibers are identified as symptoms of MS in various parts of the body. Myelin basic protein One of several proteins associated with the myelin of the central nervous system, which may be found in higher than normal concentrations in the cerebrospinal fluid of individuals with MS and other diseases that damage myelin.
National MS Society at
Demos Medical Publishing at
Muscle tone Definition from Encyclopedia Dictionaries & Glossaries
English Wikipedia - The Free Encyclopedia
In physiology, medicine, and anatomy, muscle tone (residual muscle tension or tonus) is the continuous and passive part contraction of the muscles, or the muscle's resistance to passive stretch during resting state. It helps to maintain posture and declines during REM sleep.

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