Which of the following processes occurs during inhalation?

A. The intercostal muscles and diaphragm both contract.
B. The intercostal muscles relax and the diaphragm descends.
C. The diaphragm contracts and the intercostal muscles relax.
D. The diaphragm descends and the intercostal muscles relax.


Ans: A. The intercostal muscles and diaphragm both contract.

Health Professions

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What will be an ideal response?

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Answer the following statement true (T) or false (F)

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