Test - Circulatory System Flashcards
15. Through which type of circulation does blood flow to your hands and feet?
Systemic
Cite: page, 74 (BP)
24. What is the function of the group of cells in the heart called pacemaker?
Sending out signals to make the heart muscles contract
Cite: page 74 (BP)
26. In which vessels are materials exchanged between the blood and body cells?
Capillaries
Cite: page 74 (BP)
33. What would happen if your circulatory system did not deliver oxygen to your body’s cells?
Your body cells would die
Cite: page 74 (BP)
34. Blood vessels that carry blood away from the heart are called
Arteries
Cite: page 73 (CLF)
40. (True/false, 2 points) the ___________ pumps blood to the lungs
Right ventricle
Cite: page 73 (CLF)
41. (True/false 2 points) as blood moves away from the heart, blood pressure __________.
Decreases
Cite: page 73 (CLF)
42. Blood flows from the heart to the body through __________.
Arteries
Cite: page 73 (CLF)
44. The group of cells called _______ regulates the rate at which the heart beats.
Pacemaker
Cite: page 74 (BP)
46. Blood returns to the heart from the body through the big blood vessels called
Vena cava
cite: page 73 (CLF)
49. Cardiovascular health can be maintained by strengthening the heart muscle through regular
Exercise
Cite: page 74 (BP)
53. The circulatory system carries the needed materials, oxygen, and _______ to the body cells
Glucose, nutrients
Cite: page 74 (BP)
56. Identify structure labeled D (lower left chamber of the heart). When blood enters the left ventricle, is the blood low in oxygen or high in oxygen? Explain.
High in oxygen because it has just came from the lungs
Cite: page 73 (CLF)
58. (2 points) What is the structure labeled C (valve)? What is it function?
Valve and its function is to prevent blood from flowing backwards
Cite: page 73 (CLF)
61. What are the blood vessels called that lead into the left atrium? What is its level of oxygen content?
Pulmonary veins, and high in oxygen.
Cite: page 73 (CLF)
