About Cardiovascular System

Following are some of the multiple choice questions on the Cardiovascular System with answers that will help the students in developing their knowledge.

Cardiovascular System MCQ

1. What should you include in your daily diet to keep your heart healthy?

  • Fruit and vegetables
  • Omega- 3 rich foods
  • Carbohydrates
  • Both A & B

2. How many deaths worldwide is cardiovascular disease responsible for every year?

  • 18 million
  • 10 million
  • 5 million
  • 1.5 million

3. Does cardiovascular disease increase blood clots?

  • Yes
  • No

4. What is the function of the blood? Pick three answers

  • Transport oxygen from the lungs to the cells
  • Regulate body temperature
  • Fights off diseases and infections
  • All of above

5. Cardiovascular disease causes what to build up in arteries?

  • Plaque (fat deposits)
  • Blood
  • Tissue
  • none of the above

6. Which of these two is a function of the cardiovascular system?

  • Provides cells with nutrients
  • Protects the body against disease and infection
  • Does not help with blood clots
  • Both A & B

7. Which of these does not keep your heart healthy?

  • Following a nutritious diet
  • Daily physical activity
  • Eating processed foods
  • Having regular health check ups

8. What makes up your cardiovascular system?

  • Heart and blood vessels
  • Heart and lungs
  • Heart, lungs, blood vessels, kidneys
  • Heart and kidneys

9. What are the 3 main types of blood vessels?

  • Capillaries, veins, aortas
  • Capillaries, arteries, platelets
  • Capillaries, veins, platelets
  • Capillaries, veins, arteries

10. A blood vessel that carries blood back to the heart.

  • Cardiovascular System
  • Heart
  • Vein
  • Artery

11. What creates the "lub dub" heart sounds?

  • Flow of blood
  • Closing of valves
  • Opening of valves
  • Breathing

12. A hollow, muscular organ that pumps blood throughout the body.

  • Skeleton
  • Heart
  • Vein
  • Artery

13. Oxygen-poor blood arrives to the heart from the the body via the _____.

  • aorta
  • pulmonary arteries
  • superior and inferior vena cava
  • pulmonary veins

14. Which is the muscular wall that separates the heart into right and left sides?

  • valves
  • ventricles
  • atria
  • septum

15. Which part of the heart pumps deoxygenated (oxygen-poor) blood?

  • Left side
  • Right side
  • Top side
  • Bottom side

16. Which vessels carry blood away from the heart?

  • arteries
  • veins
  • capillaries
  • none of the above

17. Another name for the circulatory system is ________ because it is described as the system that consists of the heart, blood vessels, and blood.

  • Heart
  • Respiratory System
  • Cardiovascular System
  • Arterial System

18. The hollow, muscular organ that pumps blood throughout the body _______

  • Artery
  • Aorta
  • Heart
  • Ventricles

19. The superior two chambers of the heart:

  • Septum
  • Valves
  • Atria
  • Ventricles

20. These are between the Atria and the Ventricles that allow blood to flow through the chambers

  • Septum
  • Ventricles
  • Valves
  • Pulmonary Circulation

21. The only vein in the body that transports oxygen-rich blood is the

  • Pulmonary Vein
  • Hepatic Portal Vein
  • Aortic Vein
  • Coronary Vein

22. What is the name of the circulation between the heart and the body?

  • Diastolic
  • Systemic
  • Pulmonary
  • Coronary

23. Which of the following are the blood vessels that have the thickest walls?

  • Veins
  • Arteries
  • Cappillaries
  • none of the above

24. Which of the following are the blood vessels that helps blood flow to the heart?

  • Veins
  • Arteries
  • Cappillaries
  • All of above

25. Which of the following delivers oxygen to cells?

  • Red Blood cells
  • White blood cells
  • Platelets
  • Plasma

26. The pacemaker cells are located in the

  • Purkinje fibers
  • SA node
  • AV bundle
  • AV node

27. A blockage in the pulmonary trunk would first affect which heart chamber with a buildup of blood?

  • Left ventricle
  • Right ventricle
  • Left atrium
  • Right atrium

28. The 2 main branches of the right coronary artery (RCA) are the

  • Circumflex branch and left marginal branch
  • Right marginal branch and posterior interventricular branch
  • Anterior interventriuclar branch and anterior left descending branch
  • Great and middle cardiac vein

29. Individuals with type AB blood can receive blood from donors possessing

  • Type AB blood only
  • Type O blood only
  • Type A blood only
  • Any blood type

30. Blood cell that protects the body against infection

  • Erythrocyte
  • Capillaries
  • Leukocyte
  • Blood

31. What structure brings oxygenated blood from the lung back into the heart:

  • Left Atrium
  • Pulmonary Artery
  • Right Atrium
  • Pulmonary Vein

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