| 释义 |
involuntary muscle
noun[ C or U ]
anatomy specializeduk /ɪnˌvɒl.ən.tər.i ˈmʌs.əl/ us /ɪnˌvɑː.lən.ter.i ˈmʌs.əl/
a muscle that works automatically and that you do not control in a conscious way:
The involuntary muscles are involved in the functions of digestion, respiration, and circulation.
Colic is pain due to contraction of the involuntary muscle of the abdominal organs.
Involuntary muscles are usually found in your organs, and they act without your intervention.
These are involuntary muscles that help organs such as the stomach and bladder carry out their functions.
The act of swallowing involves the coordination of voluntary and involuntary muscles.
SMART Vocabulary: related words and phrases
The human torso
-bellied
-shouldered
abd
abdominals
axilla
barrel-chested
beer belly
belly button
bosom
bread basket
chest
crutch
midriff
rotator cuff
smooth muscle
stomach ache
thoracic
transthoracic
trunk
waist
You can also find related words, phrases, and synonyms in the topics:
Substances & structures in the body
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visceral muscle smooth muscle voluntary muscle
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