Which of the following contribute to the wide variance between maternal and fetal PO2 and PCO2?
I. The placenta is an actively metabolizing organ
II. Regional variations occur in placental permeability
III. Maternal and fetal vascular shunts occur
A) I, II, and III
B) I and III only
C) I and II only
D) II and III only
Correct Answer:
Verified
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