Test: Circulatory System Flashcards
1. What blood vessels allow diffusion to occur?
Capillaries
Notability pg. 67
2. What type of tissue in the heart pumps blood throughout the body?
Muscle tissue
Notability pg. 68
4. Which body part is roughly the same size as your heart?
Fist
Notability pg. 74
9. When blood flows into the right atrium from the body, it contains ……
Little oxygen and a lot carbon dioxide.
Notability pg. 67
10. The following is in order.
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
14. What is the function of the atria?
Pump blood into the body
Notability pg. 73
15. Through which type of circulation does blood flow through your hands and feet?
Systemic
Notability pg. 67
19. When the ventricles contract, blood is pumped where?
Out of heart
Notability pg. 73
21. What is the main difference between your ventricles and your atria?
Your atria are connected to your arteries, your ventricles are connected to your viens
Notability pg. 73
24. What is the function of the group of cells in the heart called the pacemaker?
Sending out signals to make the heart muscles contract
Notability pg. 68
26. In which vessels are materials exchanged between the blood and the body cells
Capillaries
Notability pg. 68
28. Which of these heart structures prevents blood from flowing backward.
Valve
Notability pg. 67
30. Needed substances are carried to the body cells by what?
Blood
Notability pg. 69
32. When blood flows into the left atrium from the body it contains what?
A lot of oxygen and little carbon dioxide
Notability pg. 73
34. Blood vessels that carry blood away from the heart are called what?
Arteries
Notability pg. 73
35. Where in your body can you find blood vessels?
Anywhere
Notability pg. 67
36. What role does your brain play in the circulation of blood through your body?
It signals the heart to beat
Notability pg. 74
37. What happens after old blood, which has already circulated through the body, moves into the heart?
The old blood travels to the lungs for more oxygen
Notability pg. 73
40. Does the left ventricle pump blood into the lungs?
No
Notability pg. 67
41. As blood moves away from the heart, does the blood pressure increase or decrease?
Decrease
Notability pg. 68
42. Does blood flow from the heart to the body through veins or arteries?
Arteries
Notability pg. 73
44. What is the group of cells that regulate at the rate of which the heart beats?
Pacemaker
Notability pg. 68
46. Blood returns to the heart from the body through the big blood vessels called what?
Vena cava
Notability pg. 73
49. Cardiovascular health can be maintained by strengthening the heart muscle through what?
Exercise
Notability pg. 75
50. Fluid from the blood that enters lymphatic vessels is known as what?
Lymph
Notability pg. 75
52. Blood that contains large amounts of carbon dioxide flows into what part of the heart?
Right atrium
Notability pg. 73
53. The circulatory system carries the needed materials oxygen and what to the body cells.
Glucose, nutrients
Notability pg. 68
54. Blood is pumped through blood vessels by the action of what organ ?
Heart
Notability pg. 68
55. Substances are exchanged between the blood and body cells in the blood vessels known as what?
Capillaries
Notability pg. 68
57. Where does blood flow after the right atrium?
Right ventricle
Notability pg. 73
58. What is the function of the valve that separates the left atrium and left ventricle?
Prevent blood from flowing backward
Notability pg. 73
62. What are examples of ventricles?
Right ventricle and left ventricle
Notability pg. 73
63. What indicates atria?
Left and right atrium
Notability pg. 73
