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The Human Heart (Grade 8)

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The Human Heart

Use the heart diagram below to answer the questions.
Heart Diagram
1. 
Feature A on the diagram represents the largest vein in the human body.
Heart Diagram
  1. True
  2. False
2. 
The myocardium, or muscle, around parts C and D of the heart is thicker than the myocardium around parts B and E of the heart.
Heart Diagram
  1. True
  2. False
3. 
Which letter represents the right atrium?
Heart Diagram
  1. A
  2. B
  3. C
  4. D
  5. E
4. 
Which letter represents the aorta?
Heart Diagram
  1. A
  2. B
  3. C
  4. D
  5. E
5. 
Which letter represents the left atrium?
Heart Diagram
  1. A
  2. B
  3. C
  4. D
  5. E
6. 
Which letter represents the left ventricle?
Heart Diagram
  1. A
  2. B
  3. C
  4. D
  5. E
7. 
Which letters represent the chambers of the heart that receive blood?
Heart Diagram
  1. B and C
  2. C and D
  3. D and E
  4. E and B
8. 
Which letters represent the chambers of the heart that pump blood to the body and lungs?
Heart Diagram
  1. B and C
  2. C and D
  3. D and E
  4. E and B
9. 
In the human heart, blood from the lungs enters the heart through the left atrium, pumps into the left ventricle, out the aorta and through the body, then returns into the right atrium, pumps into the right ventricle and exits to the lungs. Using the diagram, which set of letters correctly represents this process?
Heart Diagram
  1. E, D, A, B, C
  2. B, C, A, E, D
  3. C, D, A, B, E
  4. D, C, A, E, B

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