Across
- 4. smallest blood vessel
- 6. tube connecting mouth and stomach
- 10. Transports oxygen, waste, nutrients, hormones, heat, etc... around the body
- 11. where digestion starts
- 12. System Breaks down food into smaller molecules. Absorbs these nutrients into the body.
- 13. Allows air to pass to and from lungs
- 15. passage to the lungs for air
Down
- 1. muscle at bottom of the chest under the ribs
- 2. airways in lungs that connect the bronchi and alveoli
- 3. small sacs of air
- 5. Found in the kidney, little filter that blood goes through.
- 7. lower chamber of the heart
- 8. absorbs water
- 9. System Brings oxygen into the body. Gets rid of carbon dioxide.
- 14. upper chamber of the heart