Across
- 2. chamber of the heart that first receives oxygenated blood as it returns from the lungs
- 4. System that consist of the lungs and airways
- 5. Makes up about 55% of our blood and mainly consists of water
- 8. the smallest of blood vessels that form a network between veins and arteries
- 13. vein that brings deoxygenated blood from the lower half of your body back to the heart
- 14. primary organ of the respiratory system
- 15. Something your blood must do so you don’t bleed out when you have a small scrape or scratch
- 18. chamber of the heart that first receives deoxygenated blood
- 20. chamber of the heart responsible for pushing oxygenated blood out of the heart and into the aorta
- 22. another name for warm blooded, meaning these animals burn more calories to regulate body temperature
- 23. colorless, cell fragments that help with blood clotting
- 25. process our mitochondria perform to make ATP
- 29. large flat muscle in the middle or our body that helps our lungs inhale and exhale
- 30. Blood cells that make up about 45% of our blood and carry oxygen
- 31. oxygenated blood leaves the heart by way of this large artery
- 32. protein responsible for helping red blood cells transport oxygen
Down
- 1. System that consist of the cardiovascular and respiratory systems
- 3. oxygenated blood travels from the lungs to the heart using this blood vessel
- 6. airway composed of cartilage rings, that stretches from the larynx to the bronchioles of the lungs
- 7. deoxygenated blood leaves the heart by this to go to the lungs
- 9. Vein wall can be described as this when compared to an artery
- 10. Shape of healthy red blood cells, this shape allows them to carry oxygen
- 11. System that consist of the heart, blood, and blood vessels
- 12. vein that brings deoxygenated blood from the upper half of your body back to the heart
- 16. another name for cold blooded, meaning these animals don’t need to work as hard to regulate body temperature
- 17. Blood cells that protect our body against foreign materials
- 19. Artery wall can be described as this when compared to a vein
- 21. responsible for bringing blood from the rest of your body back to your heart
- 24. responsible for taking blood away from your heart to the rest of your body
- 26. ATP is made from this and glucose
- 27. Organ whose sole responsibility is to pump blood
- 28. chamber of the heart responsible for pushing deoxygenated blood out of the heart and into the pulmonary artery