Multiple Choice
Which of the following occurs during human inhalation?
A) The diaphragm relaxes and the external intercostal muscles relax.
B) The diaphragm relaxes and the external intercostal muscles contract.
C) The diaphragm contracts and the external intercostal muscles relax.
D) The diaphragm contracts and the external intercostal muscles contract.
Correct Answer:
Verified
Correct Answer:
Verified
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