Across
- 6. flap-like structure that are found between the atria and ventricles
- 7. the flow of blood from the heart to all parts of the body and back to the heart
- 8. is the process by which a body gains and uses oxygen and gets rid of carbon dioxide and water
- 13. a collection of organs that transport blood throughout the body
- 14. is the grouup of organs that take in oxygen and get rid of carbon dioxide
- 15. transport oxygen and nutrients and removes waste
Down
- 1. carry blood away from the heart
- 2. a tiny blood vessel that allows an exchange between blood and cells in tissue
- 3. Each lower chamber of the heart
- 4. the flow of the heart to the lungs and back to the heart through the pulmonary arteries capillaries, and veins
- 5. the upper chamber of the heart
- 9. the process by which cells use oxygen to prudence energy from food
- 10. an organ that pumps blood
- 11. the force that blood exerts on the walls of the arteries
- 12. a vessel that carries blood to the heart