Answer – B. (Return blood to the lungs)
The function that capillaries serve in the cardiovascular system is to return blood to the lungs. The capillaries beds are the area where the excess carbondioxide produced by the cells are exchanged with oxygen. The deoxygenated blood is then transported by the capillaries through the circulatory system back to the lungs for reoxygenation
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Answer:
Exercise increases the heart rate, heart output and it also increases the amount of blood pounded into the body at every heart beat. But in the cases of people who have adapted to exercise, it reduces their heart rate.
Explanation:
"Expectancy-value theory". This theory is based upon what a specific person values determines their motivation.
A- is the answer :) goodluck! hope this helps!
