Circulatory System Quiz 265 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. Help with blood clotting

Correct Answer: C) Platelets.

2. ..... in the blood passes through the thin capillary walls into surrounding cells.

Correct Answer: B) Oxygen.

3. What does the wall of muscle in the heart prevent?

Correct Answer: A) Backflow of blood.

4. This is a disorder of the blood. The walls of the arteries harden and blood cannot easily pass through the arteries.

Correct Answer: B) Atherosclerosis.

5. How does deoxygenated blood return to the heart?

Correct Answer: C) Through veins.

6. A type of connectivetissue. *Is made up of:1. white blood cells 2. platelets 3. red blood cells* hemoglobin4. plasma and other substances

Correct Answer: C) Blood.

7. Closely parallel veins located in almost all tissues and organs that have blood vessels

Correct Answer: A) Lymph vessels.

8. What is the leading cause of death in America?

Correct Answer: B) Heart disease.

9. What is the role of white blood cells?

Correct Answer: B) Fight germs/infection.

10. Which color represents oxygen-poor blood in the circulatory system diagram?

Correct Answer: C) Blue.

11. The RIGHT side of the heart receives blood from the body and pumps it into the .....

Correct Answer: B) Lungs.

12. This muscular tissue separates the left and right sides of the heart

Correct Answer: C) Septum.

13. What type of blood can receive any type of blood?

Correct Answer: C) AB.

14. When there is a lack of blood to a certain part of the brain (ex. due to a clot or burst arteries)

Correct Answer: D) Stroke.

15. What is the name of the valve which separates right atrium and right ventricle

Correct Answer: A) Tricuspid Valve.

16. WBCs are called

Correct Answer: A) Lymphocytes.

17. The two upper chambers of the heart are called ..... and they HOLD blood.

Correct Answer: A) Atria.

18. If you cannot speak, where might the problem be?

Correct Answer: A) Larynx.

19. The circulatory system also carries ..... (a waste gas) away.

Correct Answer: B) Carbon dioxide.

20. This specialist treats diseases that cause migraines, facial pain, tension headaches, migraines, etc.

Correct Answer: B) Headache Neurologists.