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nite_n_day nite_n_day
wrote...
Posts: 4086
11 years ago
Which of these changes does not occur at birth when an infant takes its first breaths?
A) Blood flow to the lungs decreases.
B) The resistance in the pulmonary arteries decreases. 
C) Changes in blood flow cause the foramen ovale to close. 
D) Air enters the alveoli. 
E) Gas diffuses across the alveolar-capillary membrane. 
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wrote...
Valued Member
11 years ago
A) Blood flow to the lungs decreases.
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Educator
11 years ago
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