Damage to the external intercostal muscles, which are located between the ribs and function to help expand the chest cavity, will likely directly result in difficulty with which of the following functions?
A) inhalation
B) exhalation
C) gas exchange
D) regulation of blood pressure

Question

Quizplus · Accepted Answer

The external intercostal muscles are primarily involved in the process of inhalation by helping to expand the chest cavity, which allows air to be drawn into the lungs. Damage to these muscles would directly impair the ability to inhale effectively.

Damage to the External Intercostal Muscles, Which Are Located Between