Circulatory System Quiz 504 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. What is the function of a platelet?

Correct Answer: A) Blood clotting.

2. These help stop bleeding, and are attached to blood cells

Correct Answer: C) Platelets.

3. Which of the following statement is not true about PLASMA?

Correct Answer: C) 45% of plasma is water, Protein contribute 15-18 %.

4. Universe blood type recipient

Correct Answer: C) AB.

5. It is the thickest of the heart's chambers and its responsible for pumping oxygenated blood to the tissues all over the body.

Correct Answer: B) Left Ventricle.

6. Only vein carrying oxygenated blood

Correct Answer: A) Pulmonary vein.

7. Plasma is approximately 75% water with many suspended substances.

Correct Answer: B) False.

8. Where does the blood receive its oxygen from?

Correct Answer: D) Lungs.

9. These are organs that support the body, store minerals, and allow movement

Correct Answer: B) Bones.

10. What am I? I connect the capillaries to the veins

Correct Answer: B) Venule.

11. This element of the blood helps your blood clot.

Correct Answer: A) Platelets.

12. If venous return decreases,

Correct Answer: C) Stroke volume decreases.

13. Which heart chamber receives blood from the lungs?

Correct Answer: B) Left atrium.

14. Then on to the

Correct Answer: C) Pulmonary artery.

15. This helps clot blood

Correct Answer: B) Platelets.

16. The top layer of the skin is called the .....

Correct Answer: D) Epidermis.

17. What part of this system pumps the oxygen-poor blood through the pulmonary valve to the lungs?

Correct Answer: A) Right ventricle.

18. Why is AB blood type unique?

Correct Answer: D) Doesn't produce A nor B antibodies.

19. On a diagram of the heart, red typically indicates oxygenated blood.

Correct Answer: A) True.

20. Blood vessels that generally carry blood back to the heart.

Correct Answer: B) Veins and Venules.