Circulatory System Quiz 510 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. Save/o

Correct Answer: A) Blood.

2. The rhythmic expansion and recoil of arteries resulting from heart contraction; can be felt from the outside of the body

Correct Answer: A) Pulse.

3. Which of the following statements regarding the SA node is correct?

Correct Answer: A) The SA node is the dominant cardiac pacemaker in healthy patients.

4. The heart is made up of which type of muscle?

Correct Answer: D) Cardiac.

5. About how big is a human heart?

Correct Answer: D) The size of your fist.

6. I have valves to prevent a back flow of BLOOD

Correct Answer: B) Veins.

7. What is the path of Pulmonary Circulation?

Correct Answer: A) Rt. atrium, tricuspid valve, rt ventricle, pulmonary semilunar valve, pulmonary artery, to lungs.

8. Which of the following organs is not included in the respiratory system?

Correct Answer: D) Mouth.

9. How many lobes at the left lung?

Correct Answer: B) 2.

10. ..... is movement of blood through the heart and body.

Correct Answer: D) Circulation.

11. Your heart has ..... chambers

Correct Answer: D) 4.

12. IDENTIFY PART K

Correct Answer: A) INFERIOR VENA CAVA.

13. Platelets are responsible for .....

Correct Answer: A) Forming blood clots to stop bleeding.

14. What transport systems does fructose use?

Correct Answer: D) Facilitated diffusion.

15. Agranulocytes are:

Correct Answer: A) Lymphocytes and monocytes.

16. The two lower chambers of the heart are the

Correct Answer: A) Ventricles.

17. Deoxygenated blood enters the heart through which vessels

Correct Answer: A) Superior and Inferior Vena Cava.

18. The ..... pumps blood to all the body cells through aorta.

Correct Answer: D) Left ventricle.

19. The lungs exchange ..... for .....

Correct Answer: A) Carbon dioxide, oxygen.

20. The primary difference between veins and arteries is the

Correct Answer: B) Tunica media.