Answered
Which of the following statements regarding regulation of local blood flow is true?
A) Increased metabolic rate in a tissue increases capillary blood flow into the tissue.
B) Blood flow through capillaries is continuous.
C) Contraction of precapillary sphincters will increase blood flow to a capillary bed.
D) Increased levels of CO2 increase the contraction of precapillary sphincters.
E) Tissue need for O2 and amino acids will cause precapillary sphincters to contract.
On May 27, 2024