Circulatory system
Across
- 1. Your blood has a _____ side and a right side
- 3. The name of the chambers at the top of the heart
- 5. These prevent blood from flowing backwards
- 7. Which gas is carried to your cells in the blood?
- 9. The name of the chambers at the bottom of the heart
Down
- 2. How many chambers does the heart have?
- 3. This type of blood vessel carries blood away from your heart
- 4. Oxygen and glucose are carried to your cells in the _______
- 6. This type of blood vessel has valves and carries blood to the heart
- 8. Blood travels through your arteries at a very ______ pressure
- 10. Arteries have a very ________ wall
- 11. Bood travels through your veins at a very ____ pressure