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6. Blood enters through the vena cava at the:
7. How many chambers does the heart have?
8. Which statement is true?
- Both veins and arteries have the same blood pressure
- There is no pressure in the veins
- Arteries carry blood at high pressure; veins carry blood at low pressure
- Arteries carry blood a low pressure; veins carry blood at high pressure
9. The veins take blood:
- To lungs
- To the brain
- Back to the heart
- Away from the heart
10. Blood exiting the heart through the pulmonary artery is:
11. Choose the correct statement.
- On the left side of the heart, oxygenated blood is pumped to the liver.
- On the right side of the heart, deoxygenated blood is pumped to the liver.
- On the right side of the heart, deoxygenated blood is pumped to the lungs.
- On the left side of the heart, deoxygenated blood is pumped to the lungs.