Circulatory System Quiz 587 (20 MCQs)

Quiz Instructions

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1. The blood Vessel that carries oxygenated blood away from the heart

Correct Answer: B) Artery.

2. The wall of the left ventricle is thicker than the right ventricle because .....

Correct Answer: D) (a) and (b).

3. What is Part B?

Correct Answer: C) Pulmonary artery.

4. Which way does liquid travel through 'Xylem'?

Correct Answer: A) Up.

5. The human circulatory system is .....

Correct Answer: B) Closed.

6. Red blood cells are primarily produced where?

Correct Answer: D) Bone marrow.

7. The Semilunar valves are the

Correct Answer: D) Pulmonary and Aortic Valves.

8. Which of the following is an example of a reflex?

Correct Answer: C) Blinking.

9. As you breathe this contracts and flattens to give your lungs room to fill up with air.

Correct Answer: C) Diaphragm.

10. What type of substances are transported in the blood through the circulatory system?

Correct Answer: D) All of the above.

11. The heart is made up of how many chambers?

Correct Answer: B) 4.

12. What does the blood carry?

Correct Answer: A) Blood.

13. You have more white blood cells than red blood cells.

Correct Answer: B) False.

14. Blood flows back to the heart in these

Correct Answer: D) Vein.

15. Circulation

Correct Answer: A) The movement of blood throughout the body.

16. Hypertension leads ro other medical conditions such us heart attack, ANAEMIA and kidney failure.

Correct Answer: B) False.

17. There is no backflow of blood from the right ventricle to right atrium due to presence of a structure called?

Correct Answer: C) Valve.

18. Where is the blood pumped away through in the circulatory system?

Correct Answer: C) Aorta.

19. How are the arteries?

Correct Answer: C) Tough and elastic tubes.

20. The pulmonary circuit refers to which route of blood flow in the circulatory system?

Correct Answer: D) Blood flow from the pulmonary artery to the lungs and back to the heart via the pulmonary vein.