Science Extra Credit
Across
- 3. The main passageways into the lungs
- 6. Known as the windpipe
- 8. Prevents blood loss
- 11. Most important muscle in the respiratory system
- 12. Has villi in the inside and absorbs nutrients
- 14. Muscles that are not under your control
- 16. Tiny air sacs in the lungs
- 17. Pumps blood through the body
- 19. Wettens food to help mechanical digestion
Down
- 1. Breaks down all macro nutrients
- 2. A long tube that moves bolus down into the stomach
- 4. Stores bile that comes from liver
- 5. Primary job is to absorb water
- 7. Made out of mostly water
- 9. Thin tubes that connect arteries to veins
- 10. Primary organ in the respiratory system
- 13. Made in cellular respiration and is also known as energy
- 15. Muscles that are under your control
- 18. Made of 4 lobes and it produces bile
- 20. Food is broken down into liquid from the help of stomach acids