Across
- 4. Tiny finger shaped structure that cover the inner surface of the small intestine
- 6. Absorbs water
- 7. Large muscle sac that continues the mechanical and chemical digestion.
- 8. The passage that direct air into lungs
- 10. Organ where most nutrient absorption takes place.
- 12. A blood cell that fights disease
- 14. A vessel that carries blood away from the heart.
Down
- 1. Blood cells that carry oxygen from lungs to body cells
- 2. A cell fragment that forms scabs
- 3. Lower chamber of the heart
- 5. A vessel that carries blood back to the heart
- 9. Smallest blood vessel; connects arteries and veins
- 11. Where digestion begins
- 13. Organ that exchanges oxygen and carbon dioxide with blood