The aortic bodies
A) sense the concentration of oxygen and carbon dioxide in the blood.
B) give rise to the pulmonary arteries.
C) are innervated by the glossopharyngeal nerve.
D) are in the hilum of the lung.

Question

Quizplus · Accepted Answer

The aortic bodies are chemoreceptors that sense the concentration of oxygen and carbon dioxide in the blood. They do not give rise to pulmonary arteries or reside in the hilum of the lung. They are innervated by the vagus nerve, not the glossopharyngeal nerve.

The Aortic Bodies