Which of the following is the most critical physiologic change required of the newborn?

Question

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The onset of breathing is the most critical physiological change required of the newborn. This transition from fetal circulation, where the placenta acts as the organ of gas exchange, to independent breathing is essential for the newborn to oxygenate its own blood. Without the initiation of breathing, the newborn cannot effectively oxygenate its blood, leading to hypoxia and potentially life-threatening complications.

Which of the Following Is the Most Critical Physiologic Change