The two nerves that send stimulatory impulses to the respiratory muscles are the _____ nerves.
A) accessory and phrenic
B) phrenic and intercostal
C) diaphragmatic and intercostal
D) vagus and intercostal
E) vagus and phrenic

Question

Quizplus · Accepted Answer

The phrenic nerve innervates the diaphragm while the intercostal nerves innervate the intercostal muscles, both of which are responsible for the majority of respiratory muscle movement during inspiration and expiration. Therefore, the correct choice is B) phrenic and intercostal nerves.

The Two Nerves That Send Stimulatory Impulses to the Respiratory