Results 1 - 10 for involuntary muscle contractions.
 | | Muscle contraction - Wikipedia, the free encyclopedia
... by the central nervous system (CNS), which comprises the brain and spinal cord. Voluntary muscle contractions are initiated in the brain, while the spinal cord initiates involuntary ... | http://en.wikipedia.org/wiki/Muscle_contraction |
 | | Muscle cramps
Muscle cramps are involuntary and often painful contractions of the muscles which produce a hard, bulging muscle. Muscle twitching (fasciculation) is the result of spontaneous ... | http://www.healthcentral.com/ency/408/003193.html |
 | | Twitch - Wikipedia, the free encyclopedia
Twitch may refer to: Muscle twitch, a muscle contraction Fasciculation, a small, local, involuntary muscle contraction; Myoclonic twitch, a jerk usually caused by sudden muscle ... | http://en.wikipedia.org/wiki/Twitch |
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