carotid body

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carotid body

n.
A chemoreceptor that is a body of vascular tissue near the bifurcations of the carotid arteries. It monitors changes in the oxygen content of the blood and helps to control respiratory activity.
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Noun1.carotid body - a chemoreceptor located near the bifurcations of the carotid arteries; monitors oxygen content of the blood and helps control respiration
chemoreceptor - a sensory receptor that responds to chemical stimuli
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