Across
- 2. thick, sticky fluid that helps trap dust and dirt
- 5. j-shaped organ
- 7. first type of digestion - starts in the mouth
- 9. Which type of blood vessel takes blood from cells back to the heart?
- 10. these are fingerlike projections that help increase the surface area of the small intestine
- 11. like a trapdoor this prevents food from going down the esophagus
- 12. carries blood around the body
- 16. the intestine that is wider and shorter
- 18. blood vessels that carry blood away from the heart to the body
- 21. dome-shaped muscle that helps with breathing
- 24. found in veins and prevent blood from flowing backwards
- 27. this system is the body's transportation system
- 28. straw-colored liquid part of the blood
Down
- 1. helps fight germs that invade the body
- 3. smallest blood vessel
- 4. shake-likeshakelike consistency that food is when it leaves the stomach
- 6. liquid in the mouth that moistens food
- 8. another name for the large intestine
- 13. urine is stored here before it leaves the body
- 14. you have 2 of these bean-shaped organs that help filter the blood
- 15. trachea branches into 2 of these
- 17. the bottom chamber of the heart on both sides is called this
- 19. connects throat to the stomach -long tube
- 20. this is where the blood from the right side of the heart goes
- 22. has expandable wall to accommodate a big meal
- 23. help the blood clot when you get a cut
- 25. the top chamber of the heart on both sides is called this
- 26. your windpipe
- 29. the intestine that is longer