Across
- 1. same size as your fist, shaped like a bean
- 2. two tubes that split from the trachea
- 3. the strong muscle below the lungs
- 8. circular muscle at the end of the urethra
- 9. strong muscle that pumps blood around the body
- 12. the organ that releases metabolic waste and excess water
- 14. WALL the outermost layer of a plant cell
- 16. system that carries messages from the brain to the rest of the body
- 18. where photosynthesis takes place
- 20. organ that stores bile
- 23. joins muscle to bone
- 25. the process of water molecules moving from high to low concentration
- 26. produce antibodies
- 30. organ that contains hydrochloric acid
- 31. organ that produces testosterone
- 32. organ that produces insulin
- 33. organ that produces estrogen
Down
- 1. the re-crystalizing of salt and sugar in your kidney
- 4. vessels that carry blood away from the heart
- 5. prevents grinding of bones
- 6. produces energy for a cell
- 7. tiny branch-like tubes that split from the bronchi
- 10. long tube that goes from the pharynx to the stomach
- 11. also known as the swine flu
- 13. grape-like structures at the end of the bronchioles
- 15. organ that forces food down the pharynx
- 17. the system responsible for removing waste
- 19. also known as windpipe
- 21. organ that changes ammonia to urea
- 22. what the lungs exhale
- 24. makes blood cells
- 27. the balancing of fluids, body temperature and blood pressure
- 28. sacks of air that inhale oxygen and exhale carbon dioxide
- 29. thin flap that prevents food from going down the trachea
- 34. vessels that carry blood to the heart