1) What is the main function of the circulatory system? a) breathe in oxygen b) transport oxygen and nutrients to all parts of the body c) take carbon dioxide out of the blood d) carry blood 2) What are the 3 main parts of the circulatory system? a) blood, arteries, blood vessels b) heart, blood vessels, oxygen c) heart, blood vessels, and blood d) blood, lungs, heart 3) This is responsible for carrying oxygen and nutrients. a) blood b) blood vessels c) heart 4) This part of the circulatory system is responsible for carrying the blood. a) blood b) blood vessel c) heart 5) This part of the circulatory system is the pump. a) blood b) blood vessel c) heart 6) Blood travels to the lungs to pick up _________. a) carbon dioxide b) oxygen c) nutrients 7) What organ do you think the blood picks up nutrirents from? a) brain b) heart c) small intestines d) large intestines e) kidneys f) lungs 8) Arteries, veins and capillaries are all types of what? a) Ice Cream flavours b) Organs c) Blood Vessels d) Drainage systems 9) Which of the blood vessels allow transfer of nutrients and oxygen between the blood and cells of the body? a) Veins b) Capillaries c) Arteries 10) Which of the blood vessels has valves to prevent blood flowing back towards the heart in the wrong direction? a) Veins b) Capillaries c) Arteries 11) Which of the blood vessels carries deoxygenated blood to the heart a) Veins b) Capillaries c) Arteries 12) Which of the blood vessels carries blood at high pressure away from the heart? a) Veins b) Capilaries c) Arteries

Circulatory System

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