Circulatory System Quiz 351 (20 MCQs)

Quiz Instructions

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1. About how many gallons of blood does your heart pump a day?

Correct Answer: C) 2, 000 gallons.

2. Which muscle type is voluntary?

Correct Answer: A) Skeletal.

3. What causes lymph to flow through the lymphatic vessels?

Correct Answer: C) Contraction of skeletal muscle.

4. Match each section of the respiratory system to its characteristics or definition Chest

Correct Answer: B) Air moves down the Trachea.

5. What type of blood vessel returns blood to the heart?

Correct Answer: B) Vein.

6. What is NOT a type of blood vessel?

Correct Answer: A) Nerve.

7. What is atherosclerosis?

Correct Answer: D) Where fatty deposits called plaque builds up on the walls of arteries.

8. A human heart beats ..... times per minute

Correct Answer: B) 72.

9. It is composed of dead white blood cells that were killed by the poison of disease causing microorganisms.

Correct Answer: A) Pus.

10. What are known as pumping chambers?

Correct Answer: C) Ventricles.

11. Which side of the heart carries poorly oxygenated blood?

Correct Answer: A) Right.

12. Release a chemical that turns liquid into threads (fibrin)

Correct Answer: D) Platelets.

13. During exhalation the diaphragm moves up and the volume of air decreases in the lungs.

Correct Answer: A) True.

14. Where does blood move after the pulmonary vein?

Correct Answer: B) Left atrium.

15. What is the average person's heart rate at rest?

Correct Answer: C) 70.

16. Which cell(s) carries oxygen?

Correct Answer: A) Red blood cells.

17. It pumps blood around the body. It's inside the chest.

Correct Answer: C) Heart.

18. What does the right ventricle of the heart do?

Correct Answer: A) Pushes oxygen-poor blood to the lungs.

19. What side of the heart are the atrium?

Correct Answer: A) The upper side.

20. The veins from the body enter the heart with .....

Correct Answer: A) Deoxygenated blood.