Circulatory System Quiz 532 (20 MCQs)

Quiz Instructions

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1. The heart is a voluntary muscle.
2. ..... circulation provides organs, tissues and cells with blood, so they get oxygen and other nutrients
3. I leave the heart and go to the capillaries so that cells can get the nutrients and oxygen I have for them. *
4. Complete:Veins.....
5. What is label "5" ?
6. Medium in size thinner than arteries thicker than capillaries
7. Materials are exchanged in what blood vessels
8. Capillaries are large blood vessels.
9. Valve that is present in between right atrium and right ventricle.....
10. Which one of the following statement is true about circulation in human body
11. What type of circulatory system does not have blood contained in blood vessels?
12. When we exhale, our diaphragm relaxes. Our lungs goes back to its original size, increasing the pressure inside thus pumping ..... out of the lungs.
13. When Lily goes running, it causes the cells in her muscular system to use oxygen at a faster rate. Which system responds by delivering more oxygen to these cells?
14. A muscular organ in the circulatory system is known as .....
15. The left and right atria ..... blood.
16. The heart is a muscular pump, about the size of your ....., that keeps the blood moving to every part of the body.
17. Cardiac output is calculated by multiplying stroke volume by heart rate
18. Which vessels are thick and muscular and carry blood away from the heart?
19. Which of the following statements is true about the heart?
20. All of the following describe the red blood cells and its function EXCEPT