Circulatory System Quiz 11 (25 MCQs)

Quiz Instructions:

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1. What are the names of the chambers?

2. The blood is pumped to the lungs from the heart through the _____

3. Intravascular clotting of blood is known as.

4. What would happen if your circulatory did not deliver oxygen to your body's cells?

5. Which of the following statement is correct about transport system.

6. What gas is expelled out of veins?

7. The system of blood vessels and the heart

8. What is hemoglobin?

9. The part of blood that carries oxygen to the body cells is

10. What is the last step in the pathway of blood through heart?

11. What is the circulatory system

12. A fish's heart has _____ chambers.

13. The buffer substance in blood is.

14. Mechanically widening a narrow or obstructed blood vessel is called:

15. Once blood clots at a wound, harmful bacteria are prevented from entering by.

16. The circulatory system works with the _____ system to obtain energy from nutrients (digested food) that we eat.

17. Veins carry what?

18. Red blood cells are

19. Irregular or abnormal rhythm, usually referring to the heart rhythm.

20. What is responsible for blood clotting?

21. The muscles of the heart are..

22. A blood vessel that carries blood away from the heart.

23. What is meant by the term "oxygenated" ?

24. The heart is about the size and shape of your _____

25. What is the organ involved in the circulatory system?