Circulatory System Quiz 78 (60 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. An animal that hunts other animals for food is a .....
2. The liquid portion of the blood that is straw colored is called:
3. An element that makes up about 21% of Earth's atmosphere; a gas in Earth's atmosphere and in water that living organisms breathe.
4. Vena cavea carry the blood containing oxygen from the body to the heart
5. All of the following occur when the ventricles contract except
6. What special protein molecule do red blood cells use to carry oxygen?
7. Contain valves to prevent backflow of blood:
8. This type of blood vessel carries poor blood back to the heart .....
9. What happens in the heart during diastole?
10. What is the primary function of this body system?
11. True or False:Blood is always RED, never BLUE.
12. Atherosclerosis is caused by
13. This chamber of the heart RECEIVES blood returning from the body
14. A blood pressure above 140/90 mmHg is .....
15. Exchange materials with cells
16. Which part of the blood makes up 55% of it?
17. Blood cells that fight against germs
18. In the ....., pulmonary arteries carry oxygen-poor blood to lungs and pulmonary veins return oxygenated blood to the heart.
19. Maxwell has lost a lot of blood and needs a transfusion. Doctors at the hospital have identified that he has A-blood type, which means he also has B and Rh antibodies in his plasma. Select the blood types he can safely receive?
20. In what type of blood vessel does oxygen and carbon dioxide exchange take place?
21. In measuring blood pressure as well sphygmomanometer and got a value of 110/70. What is the number 110?
22. What is the atrium?
23. It pumps blood throughout the body by way of involuntary contractions of the cardiac muscle.
24. Abiotic means non-living, which abiotic factor was affecting the ecosystem in the video?
25. Larynx is also known as .....
26. What happens to your heart rate as you go from walking to running?
27. What is a blood clot on the skin called?
28. The pericardium around the heart is responsible for
29. The right side of the heart receives what from the body cells?
30. The process of formation of RBCs is called
31. The heart has four chambers and these are
32. Why are water molecules able to enter the egg but NOT the sugar molecules?
33. Which organ contains 4 chambers and helps pump blood around the body?
34. Whales heart beats ..... per minute
35. Force the blood away from the heart with sufficient power to push the blood all the way back to the heart, includes left and right ventricle
36. What type of tissue in the heart pumps blood throughout the body?
37. After blood goes through the capillary bed in the systemic circulation loop, it enters into this vessel:
38. Needed substances are carried to the body cells by?
39. Occurs when the arteries which supply blood to the heart muscle become hardened and narrowed as a result of atherosclerosis
40. Blood is pumped from the left ventricle into ..... that lead to all parts of the body.
41. Most digestion takes place in this organ. It is really long.
42. Your blood type is the same as the type of ..... you have on the surface of your red blood cell
43. This helps protect from harmful microorganisms that enter the mouth?
44. Human circulatory system is made up of which things?
45. Which is NOT a main blood type?
46. What are the "tiny doors" between chambers in the heart called?
47. Which side of the heart collects blood from the body and pumps it to the lungs
48. Which condition is a build up of fatty plaques on the wall of an artery?
49. Flow of blood from the heart to the lungs and back to the heart
50. The measurement of force exerted on the wall of the arteries when the heart contracts is
51. The membrane present around the heart is called as
52. This organ pumps blood through your body.
53. Your heart is about the size of your (a)
54. Oxygen moves from the lungs into the bloodstream through:
55. What is the part of the circularory system that drives force?
56. How does blood flow through the heart?
57. These defend the body against invaders. Also known as leukocytes.
58. If the blood clots in anti-A, anti-B, and anti-AB, then the blood belongs to the blood type.....
59. A component of blood responsible for fighting off infections.
60. How Much Percent Does Nitrogen Make Up Of In The Air?