Why do arteries need to be thick, muscular, and elastic?
to make our bodies strong for movement
to withstand the pressure of the blood that is being pumped by the heart
to pull the blood back to the heart from all areas of the body
to withstand changes in blood temperature
to make our bodies strong for movement
to withstand the pressure of the blood that is being pumped by the heart
to pull the blood back to the heart from all areas of the body
to withstand changes in blood temperature