| 释义 |
stretch receptor
noun[ C ]
anatomy specializeduk /ˈstretʃ rɪˌsep.tər/ us /ˈstretʃ rɪˌsep.tɚ/
a small structure found within muscles that sends information to the nervous system about how much the muscle is stretching:
The food stimulates stretch receptors in the stomach wall to relay messages to the brain.
Carotid and aortic stretch receptors assist with the regulation of blood pressure and circulation in animals.
The fibre will swell and stimulate stretch receptors in your stomach lining, which send signals of fullness to the brain.
Stretch receptors in the rectal walls stimulate the desire to defecate.
This is modulated by inputs from chemoreceptors, by stretch receptors in the lungs, and by neural signals from higher levels of the central nervous system.
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The brain & nervous system
Synonym
muscle spindle
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