Test: Circulatory System

Question 1

1. What blood vessels allow diffusion to occur?

Answer 1

Capillaries

Notability pg. 67

Question 2

2. What type of tissue in the heart pumps blood throughout the body?

Answer 2

Muscle tissue

Notability pg. 68

Question 3

4. Which body part is roughly the same size as your heart?

Answer 3

Fist

Notability pg. 74

Question 4

9. When blood flows into the right atrium from the body, it contains ……

Answer 4

Little oxygen and a lot carbon dioxide.

Notability pg. 67

Question 5

10. The following is in order.

Answer 5

The atria begins to fill up with blood, The valve between the ventricles and atria close, blood is pushed out of the heart.
Notability pg. 74

Question 6

14. What is the function of the atria?

Answer 6

Pump blood into the body

Notability pg. 73

Question 7

15. Through which type of circulation does blood flow through your hands and feet?

Answer 7

Systemic

Notability pg. 67

Question 8

19. When the ventricles contract, blood is pumped where?

Answer 8

Out of heart

Notability pg. 73

Question 9

21. What is the main difference between your ventricles and your atria?

Answer 9

Your atria are connected to your arteries, your ventricles are connected to your viens
Notability pg. 73

Question 10

24. What is the function of the group of cells in the heart called the pacemaker?

Answer 10

Sending out signals to make the heart muscles contract

Notability pg. 68

Question 11

26. In which vessels are materials exchanged between the blood and the body cells

Answer 11

Capillaries

Notability pg. 68

Question 12

28. Which of these heart structures prevents blood from flowing backward.

Answer 12

Valve

Notability pg. 67

Question 13

30. Needed substances are carried to the body cells by what?

Answer 13

Blood

Notability pg. 69

Question 14

32. When blood flows into the left atrium from the body it contains what?

Answer 14

A lot of oxygen and little carbon dioxide

Notability pg. 73

Question 15

34. Blood vessels that carry blood away from the heart are called what?

Answer 15

Arteries

Notability pg. 73

Question 16

35. Where in your body can you find blood vessels?

Answer 16

Anywhere

Notability pg. 67

Question 17

36. What role does your brain play in the circulation of blood through your body?

Answer 17

It signals the heart to beat

Notability pg. 74

Question 18

37. What happens after old blood, which has already circulated through the body, moves into the heart?

Answer 18

The old blood travels to the lungs for more oxygen

Notability pg. 73

Question 19

40. Does the left ventricle pump blood into the lungs?

Answer 19

No

Notability pg. 67

Question 20

41. As blood moves away from the heart, does the blood pressure increase or decrease?

Answer 20

Decrease

Notability pg. 68

Question 21

42. Does blood flow from the heart to the body through veins or arteries?

Answer 21

Arteries

Notability pg. 73

Question 22

44. What is the group of cells that regulate at the rate of which the heart beats?

Answer 22

Pacemaker

Notability pg. 68

Question 23

46. Blood returns to the heart from the body through the big blood vessels called what?

Answer 23

Vena cava

Notability pg. 73

Question 24

49. Cardiovascular health can be maintained by strengthening the heart muscle through what?

Answer 24

Exercise

Notability pg. 75

Question 25

50. Fluid from the blood that enters lymphatic vessels is known as what?

Answer 25

Lymph

Notability pg. 75

Question 26

52. Blood that contains large amounts of carbon dioxide flows into what part of the heart?

Answer 26

Right atrium

Notability pg. 73

Question 27

53. The circulatory system carries the needed materials oxygen and what to the body cells.

Answer 27

Glucose, nutrients

Notability pg. 68

Question 28

54. Blood is pumped through blood vessels by the action of what organ ?

Answer 28

Heart

Notability pg. 68

Question 29

55. Substances are exchanged between the blood and body cells in the blood vessels known as what?

Answer 29

Capillaries

Notability pg. 68

Question 30

57. Where does blood flow after the right atrium?

Answer 30

Right ventricle

Notability pg. 73

Question 31

58. What is the function of the valve that separates the left atrium and left ventricle?

Answer 31

Prevent blood from flowing backward

Notability pg. 73

Question 32

62. What are examples of ventricles?

Answer 32

Right ventricle and left ventricle

Notability pg. 73

Question 33

63. What indicates atria?

Answer 33

Left and right atrium

Notability pg. 73