Forceful inspiration involves the contraction of
A)neck and abdominal muscles.
B)internal intercostals and abdominal muscles.
C)internal intercostals and chest muscles.
D)neck and chest muscles.

Question

Quizplus · Accepted Answer

Forceful inspiration involves the contraction of additional muscles beyond the diaphragm and external intercostals to increase lung volume. This includes the muscles of the neck (such as the sternocleidomastoid) and chest muscles (such as the pectoralis minor), which help elevate the chest and increase thoracic volume, facilitating deeper inhalation.

Forceful Inspiration Involves the Contraction of