The peripheral chemoreceptors for respiration A) mainly reside in the aortic bodies B) Respond only to P_CO2 C) Send afferent information over the hypoglossal nerve D) Respond to P_O2 only when it falls below about 40-60 mm Hg E) Cause increased ventilation in exercise

Question

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Peripheral chemoreceptors respond to low oxygen levels (hypoxia) and are particularly sensitive when the partial pressure of oxygen (P_O2) falls below 40-60 mm Hg.

The Peripheral Chemoreceptors for Respiration