Multiple Choice
The foramen ovale
A) closes after birth due to decreased pulmonary vascular resistance.
B) normally shunts blood between the pulmonary artery and aorta.
C) normally shunts blood between the right and left ventricles.
D) has no importance in fetal respiratory physiology.
Correct Answer:

Verified
Correct Answer:
Verified
Q125: Quiet expiration is caused by<br>A)contraction of the
Q126: The "Adam's apple" is formed by the
Q127: What type of nerve fibers are stimulated
Q128: The form of hemoglobin with iron in
Q129: The majority of carbon dioxide is transported
Q131: Which of the following may result from
Q132: Ventilation involves both internal and external components.
Q133: Decompression sickness could occur if an airplane's
Q134: Increasing arterial blood temperature decreases the affinity
Q135: Diffusion rate across the respiratory membrane is