Across
- 3. connects nearly all organ systems through its function to pump oxygenated blood to the body
- 4. main protein found in blood
- 5. It contracts and flattens when you inhale, this creates a vacuum effect that pulls air into the lungs
- 8. brief period of rest in the heart
- 10. receives blood full of oxygen from the lungs and then empties the blood into the left ventricle
- 13. take oxygen around the body
- 15. receives blood low in oxygen from the body and then empties the blood into the right ventricle
- 16. enable exchange of oxygen with the body
- 17. collects the oxygenated blood and carry it from the lungs back to the heart
- 19. A large vein that carries blood to the heart from other areas of the body
- 20. deliver air to alveoli
Down
- 1. elevate the rib cage and assist the lungs in expanding to take in air
- 2. carry blood toward the heart
- 6. where the lungs and the blood exchange oxygen and carbon dioxide during the process of breathing in and breathing out
- 7. carry blood away from the heart
- 9. regulates blood flow from the upper left chamber into the lower left chamber
- 11. carries blood away from your heart to the rest of your body
- 12. passesthe blood on to the pulmonary artery, which sends it to the lungs to pick up oxygen
- 14. permit blood to be forced into the arteries, but prevent backflow from the arteries into the ventricles
- 18. carry air in and out of your lungs