3 Questions
What is the function of arterioles in relation to capillary beds?
To reduce blood flow to the capillaries
What is the name of the slight thickening of the smooth muscle at the origin of a capillary bed from an arteriole?
Pre-capillary sphincter
What happens when the I of an arteriole increases in relation to a capillary network?
The vascular resistance increases
Test your knowledge of the pre-capillary sphincter and arterioles with this informative quiz! Learn about the role of arterioles in regulating blood flow to capillary beds, and the function of pre-capillary sphincters in controlling vascular resistance. This quiz is perfect for anyone interested in understanding the complex mechanisms of blood circulation in the body.
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