Match the terms, labelled a. through d., with the correct characteristics.
-arteriolar dilation that occurs within a tissue in response to local chemical changes that accompany increased metabolic activity of the tissue

Question

Quizplus · Accepted Answer

Active hyperemia is the arteriolar dilation that occurs within a tissue in response to local chemical changes that accompany increased metabolic activity of the tissue.

Answer: A
 Reactive hyperemia is the transient increase in blood flow that occurs following a period of decreased blood flow, such as during temporary occlusion of an artery.

Answer: C
 Pressure autoregulation is the ability of arterioles to maintain a relatively constant blood flow in the face of changes in perfusion pressure.

Answer: D
 Extrinsic control refers to the regulation of blood flow by neural and hormonal influences from outside of the local tissue.

Match the Terms, Labelled A