Why do you NOT lose so much blood when you get cut?
a. Blood flows through them
b. Blood contains subtances needed to clot the blood
c. Blood vessels carry blood away and back to the heart
d. They allow blood and other subtances that go with blood to flow through them

Why does the heart have to pump blood?
a. To exchange the necessary nutrients
b. To collect all the watse materials from the body cells
c. To provide the necessary force for the blood to move from the lower to the upper part of the body
d. Both B and C


Which part of the circulatory system carries the nutrients and oxygen in different parts of the body?
a.Arteries
b.Blood
c.Capillaries
d.Heart





I hope it will give you a good answer for this

Thank you & God bless u all

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