lambobacon5346 lambobacon5346

22-02-2024
Biology

contestada

The movement of air out of the lungs during normal expiration is a result of:
a) Contraction of the diaphragm and external intercostal muscles.
b) Relaxation of the diaphragm and external intercostal muscles.
c) Contraction of the internal intercostal muscles.
d) Relaxation of the internal intercostal muscles.

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