Multiple Choice
What part do the sternocleidomastoid and scalenus play in exercise?
A) They assist the diaphragm in expelling air forcefully
B) They pull the diaphragm up towards the rib cage at the end of expiration
C) They act as accessories to the diaphragm to help expand the rib cage
D) They are the primary muscles used in power breathing
Correct Answer:
Verified
Correct Answer:
Verified
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