Definition of carotid body in US English:

carotid body


  • A small mass of receptors in the carotid artery sensitive to chemical change in the blood.

    • ‘Normally, when oxygen levels drop, the carotid body tells the nervous system that blood pressure must rise to deliver more oxygen to compensate for the shortfall.’
    • ‘De Castro documented that the carotid body contained type I and II cells and sensory nerve endings.’
    • ‘Enlargement of the carotid body is commonly found in cases of primary hypertension.’