Which of the following would not result in the dilation of the feeder arterioles and opening of the precapillary sphincters in systemic capillary beds?

Which of the following would not result in the dilation of the feeder arterioles and opening of the precapillary sphincters in systemic capillary beds?

Which of the following would not result in the dilation of the feeder arterioles and opening of the precapillary sphincters in systemic capillary beds? 









A) a decrease in local tissue oxygen content
B) an increase in local tissue carbon dioxide
C) a local increase in histamine
D) a local increase in pH











Answer: C