CARDIOVASCULAR SYSTEM TEST PAPER QUESTIONS AND
ANSWERS RATED A+
✔✔ What are the 4 chambers of the heart? - ✔✔right atrium, right ventricle, left atrium,
left ventricle
✔✔What blood vessel does the right ventricle pump blood through? - ✔✔pulmonary
trunk to pulmonary arteries
✔✔Is blood in the right side of the heart oxygenated or deoxygenated? -
✔✔deoxygenated
✔✔What blood vessels bring oxygenated blood into the left atrium? - ✔✔the pulmonary
veins
✔✔What is the largest artery in the body? - ✔✔aorta
✔✔Arteries are blood vessels that carry blood ________________. - ✔✔AWAY from
the heart
✔✔Veins are blood vessels that carry blood ____________________. - ✔✔BACK TO
THE HEART.
✔✔What are the only deoxygenated arteries in the adult body? - ✔✔the pulmonary
arteries.
✔✔what are the only oxygenated veins in the body? - ✔✔pulmonary veins
✔✔Where does gas exchange occur to oxygenate blood? - ✔✔pulmonary capillaries
✔✔What are other names for the left AV valve? - ✔✔bicuspid valve or mitral valve
✔✔What is another name for the Right AV valve? - ✔✔tricuspid valve
✔✔What is the purpose of valves in the heart and in the veins? - ✔✔prevent backflow of
blood
✔✔What is the purpose of the semilunar valves? - ✔✔prevent backflow of blood into the
ventricles
✔✔What is the purpose of the AV valves? - ✔✔prevent backflow into atria when
ventricles contract (the picture shows how blood can flow backward into the atria if this
valve is damaged)
ANSWERS RATED A+
✔✔ What are the 4 chambers of the heart? - ✔✔right atrium, right ventricle, left atrium,
left ventricle
✔✔What blood vessel does the right ventricle pump blood through? - ✔✔pulmonary
trunk to pulmonary arteries
✔✔Is blood in the right side of the heart oxygenated or deoxygenated? -
✔✔deoxygenated
✔✔What blood vessels bring oxygenated blood into the left atrium? - ✔✔the pulmonary
veins
✔✔What is the largest artery in the body? - ✔✔aorta
✔✔Arteries are blood vessels that carry blood ________________. - ✔✔AWAY from
the heart
✔✔Veins are blood vessels that carry blood ____________________. - ✔✔BACK TO
THE HEART.
✔✔What are the only deoxygenated arteries in the adult body? - ✔✔the pulmonary
arteries.
✔✔what are the only oxygenated veins in the body? - ✔✔pulmonary veins
✔✔Where does gas exchange occur to oxygenate blood? - ✔✔pulmonary capillaries
✔✔What are other names for the left AV valve? - ✔✔bicuspid valve or mitral valve
✔✔What is another name for the Right AV valve? - ✔✔tricuspid valve
✔✔What is the purpose of valves in the heart and in the veins? - ✔✔prevent backflow of
blood
✔✔What is the purpose of the semilunar valves? - ✔✔prevent backflow of blood into the
ventricles
✔✔What is the purpose of the AV valves? - ✔✔prevent backflow into atria when
ventricles contract (the picture shows how blood can flow backward into the atria if this
valve is damaged)