Across
- 3. After exercising your heart rate should...
- 8. Which body system has the job of absorbing nutrients for your body?
- 9. These protect the lungs.
- 11. Living organisms that live in water use these to take in oxygen.
- 12. The tiniest blood vessles that carry nutrients and oxygen.
- 13. These begin the process of digestion.
- 14. Arteries carry your blood __________ your heart
- 17. The largest organ ON our bodies.
- 18. Your veins carry blood ____________ your heart.
- 19. The system that holds our bodies upright and moving.
Down
- 1. Blood transports this throughout the body.
- 2. The tube that connects the throat and nose to small tubes leading to the lungs.
- 4. The part of your brain keeps you balanced.
- 5. The largest structure of the body plan.
- 6. The final chmaber of your heart.
- 7. The smallest structure of the body plan.
- 9. Which system has the job of absorbing oxygen for your body?
- 10. Blood is primarily moved around the human body by the
- 15. The blood always leaves the heart and travels directly to the...
- 16. The stretchy sac that holds food.