involuntary muscle


Also found in: Thesaurus, Medical, Legal, Encyclopedia, Wikipedia.

involuntary muscle

n.
Muscle that is not controlled by individual volition, including smooth muscle and cardiac muscle.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.involuntary muscle - a muscle that contracts without conscious control and found in walls of internal organs such as stomach and intestine and bladder and blood vessels (excluding the heart)involuntary muscle - a muscle that contracts without conscious control and found in walls of internal organs such as stomach and intestine and bladder and blood vessels (excluding the heart)
muscle, musculus - one of the contractile organs of the body
myometrium - the smooth muscle forming the wall of the uterus
musculus sphincter ani internus - an internal ring of smooth muscle formed by circular fibers of the rectum
References in periodicals archive ?
Maureen, also a retired nurse, became incontinent and incoherent, with involuntary muscle spasms.
Involuntary muscle contractions and spasms may occur in various parts of the body, including the legs, stomach, arms and back.
After a year there was real evidence of improvements in both spasticity - stiffness and involuntary muscle spasms - and disability.
Val says: "This felt a bit strange, like I was having involuntary muscle spasms, but it wasn't unpleasant.
The most common adverse reactions observed in patients taking Nourianz were involuntary muscle movement (dyskinesia), dizziness, constipation, nausea, hallucination and sleeplessness (insomnia).
Using magnetic muscle stimulation (MMS), CoolTone technology penetrates into the muscle layers and induces involuntary muscle contractions.
Given the clinical symptoms of involuntary muscle activity in the form of fasciculations, muscle aches, cramps and muscle discomfort along with the findings of repeated discharges with doublets and triplets on electromyography and complete resolution of symptoms by steroids and plasmapheresis we believe our patient was a case of peripheral nerve hyperexcitability and in particular Isaac syndrome.
The CoolTone technology, which uses the magnetic muscle stimulation (MMS), penetrates into the muscle layers and induces involuntary muscle contractions.
In this case, the accidental test proved the efficacy of caffeine as a treatment of dyskinesia -- a family of disorders characterised by violent, involuntary muscle movements -- caused by a mutation in the ADCY5 gene.
Looking at data errors, unexplained phenomena revealed by data, and 21st-century media and computational cultures, she develops an affective approach to data that draws on examples from studies of artificial intelligence, telepathy, priming, hypnosis, trance states, involuntary muscle movements, and alien phenomenology.

Full browser ?