Body Systems & Homeostatis

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Across
  1. 4. self regulating process where organism reaches equilibrium
  2. 6. blood vessels that distribute oxygen-rich blood to your entire body.
  3. 8. digestion that involves enzymes to break down food
  4. 9. an organism's ability to keep a constant internal environment
  5. 10. chemical messengers that send signals into the bloodstream and tissue
  6. 13. system of organs and tissues that help you breathe
  7. 14. system made of your brain, spinal cord, and all the nerves of your body
  8. 16. system that removes excess waste from the body
  9. 17. organ that makes one or more substance and release the substances
  10. 18. system that focuses on production of sperm and egg cells
  11. 19. system composed of our bodies central framework
  12. 20. system that carries oxygen, nutrients, and hormones to cells
Down
  1. 1. cells that form the muscles of the body
  2. 2. blood vessels that transport blood, nutrients and oxygen to cells in your organs and body systems
  3. 3. the breakdown of food without chemical change to the food molecules
  4. 5. system that breaks nutrients down so body can absorb it for energy
  5. 7. Controls body functions through hormones
  6. 11. blood vessels that collect oxygen-poor blood and return it to your heart
  7. 12. system composed of muscle fibers
  8. 15. specialized tissue that applies forces to different parts of the body by contraction