Multiple Choice
Which of the following is most related to the relaxation of the diaphragm and the intercostal muscles?
A) results from the firing of the inspiratory neurons
B) due to the firing of the phrenic and intercostal nerves
C) decreases thoracic volume
D) causes air to move into the lungs
Correct Answer:

Verified
Correct Answer:
Verified
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Q7: In which structure is the PO<sub>2</sub> 104
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