Spasm

Definition and stakes

E. Feindel,  Tics and Their Treatment

“ By definition, then, a spasm is the motor reaction consequent on stimulation of some point in a reflex spinal or bulbo-spinal arc. To differentiate between the reflex, which is physiological, and the spasm, which is pathological, we may add as a corollary: the irritation provocative of the spasm is itself of pathological origin, and no spasm can occur without it. ”
Source: Gutenberg

The New International Encyclopædia…

“ There are two kinds of spasm: tonic and clonic. Tonic spasm is a prolonged involuntary rigidity of a muscle or a group of muscles. Such spasm occurs at the beginning of an epileptic attack, during hysteria major, tetanus, angina pectoris, and meningitis. It also occurs in the muscles of the calves of the legs in swimmers, attended with pain, when it is called cramp (q.v.) . Clonic spasm is an involuntary contracting and relaxing of groups of muscles, causing twitching, jerking, and rolling movements and contortions. It is the common convulsion, or fit. ”
Source: Wikisource

James J. Walsh,  Health Through Will Power

“ All that the affection consists in is a spasm of the bronchioles and as soon as that lets up, the patient will be himself again. Some material may have accumulated during the time when the spasm was on which will still need to be disposed of, and there will be, of course, tiredness of muscles unaccustomed to be used in that special way, but that will be all. ”
Source: Gutenberg

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