Match each muscle to the correct descriptor. Terms may be used more than once or not at all.
-The primary muscle of inspiration
A)pectoralis major
B)intraosseous portion, internal intercostals
C)pectoralis minor
D)sternocleidomastoid
E)scalenus anterior, medius, posterior
F)diaphragm
G)external intercostals

Question

Quizplus · Accepted Answer

The diaphragm is the primary muscle of inspiration, as it contracts and flattens to increase the volume of the thoracic cavity, allowing air to be drawn into the lungs.

Match Each Muscle to the Correct Descriptor