Which of the following statements is true?
A) At birth,both systemic resistance and pulmonary resistance fall.
B) At birth,there is a shift in gas exchange from the placenta to the lung.
C) At birth,systemic resistance falls and pulmonary resistance rises.
D) At birth,both systemic resistance and pulmonary resistance rise.

Question

Quizplus · Accepted Answer

At birth, there is a sudden increase in oxygen levels due to the separation of the infant from the placenta, leading to a shift in gas exchange from the placenta to the lung. This is accompanied by a decrease in pulmonary resistance and an increase in systemic resistance.

Which of the Following Statements Is True