Which of the labeled sections of the graph represent the pressure characteristics observed in the arterioles?

Question

Quizplus · Accepted Answer

Arterioles are the vessels that regulate blood pressure by contracting or relaxing their smooth muscle walls. This causes resistance to blood flow and therefore affects blood pressure. Section D shows a significant increase in pressure, which is consistent with the constriction of arterioles.

Which of the Labeled Sections of the Graph Represent the Pressure