Normal split of S2 – MCQ

Normal split of S2 – MCQ

The normal inspiratory splitting of second heart sound (S2) is due to delay in occurrence of pulmonary component (P2) as a consequence of:

a) Increase in capacitance of the pulmonary vascular bed

b) Increase in capacitance of the systemic vascular bed

c) Decrease in capacitance of the pulmonary vascular bed

d) Decrease in capacitance of the systemic vascular bed

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