Across
- 2. excretes liquid waste from the body
- 4. each lung has thousands of alveoli making the breathable surface area of the lungs
- 6. the part of the nervous system that receives information from our environment
- 7. hard bone that provides structre
- 10. Long tube that breaks down food into tiny particles for the body to use as fuel
- 14. controls all functions that are involuntary such as heart beat
- 15. soft jelly like center of bones
- 17. outer layer made of epithelial cell
- 21. works with bones to help your body move
- 23. protects soft organs and stores calcium as well as phosphorus
- 24. controls metabolism
- 26. created by female ovaries before birth
- 27. controls movement and balance, the five senses (sight, hearing, taste, smell, and touch), your thought processes, and how awake and aware you are. It includes the brain, the spinal cord, and all the nerves in the body.
- 29. air sacs of the lungs tiny sacs sorounded by cappilaries
- 30. transfers food from the mouth to the stomach
Down
- 1. tube that carries urine to the outside of the body
- 3. Transports oxygen through out the body
- 5. red liquid that circulates through your body
- 8. insulates body and stores excess for times of need
- 9. transports nutrients waste and disease fighting cells
- 11. master gland controls hormones
- 12. muscular sac that stores urine
- 13. Breaks down food and turns it into food for the body
- 16. The major function of the reproductive system is to ensure survival of the species. Other systems in the body, such as the endocrine and urinary systems, work continuously to maintain homeostasis for survival of the individual.
- 18. muscles that contract that you dont control
- 19. collection of glands that secrete hormones
- 20. protects the body from injury and bacteria
- 22. created by testes from puberty until death
- 25. connects bones to one another
- 28. blood vessels that carry blood back to the heart