What type of blood vessel has valves to prevent backflow

Asked by admin @ 29/10/2021 in Health viewed by 271 People

Consider the blood vessels pictured below. Which statement best explains this type of blood vessel and the function of these vessels’ valves?

A. These are arteries, which prevent the backflow of blood because the walls have little muscle to pump blood back to the heart.
B. These are veins, which prevent the backflow of blood because the walls have little muscle to pump blood back to the heart.
C. These are arteries, which prevent the backflow of blood because the walls have little muscle to pump blood into the capillaries.
D. These are veins, which prevent the backflow of blood because the walls have little muscle to pump blood into the capillaries.

Answered by admin @ 29/10/2021

These are arteries, which prevent the backflow of blood because the walls have little muscle to pump blood into the capillaries.

Right vertical blood pumping

left vertical blood pumping

What type of blood vessel has valves to prevent backflow

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