Intro to Body Systems

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Across
  1. 2. Process that keeps internal body conditions stable
  2. 4. Main organ that controls the nervous system
  3. 5. Body system that controls body activities using the brain and nerves
  4. 7. Organ that pumps blood throughout the body
  5. 10. Nutrients are transported through the body by this liquid
  6. 11. Body system responsible for pumping blood
  7. 13. Group of organs working together
  8. 15. Tiny blood vessels where oxygen enters the blood
  9. 16. Chemical substance in food that gives the body energy
  10. 18. Organ system that removes waste from the body
  11. 19. Body system that helps the body move
Down
  1. 1. Group of similar cells working together
  2. 3. Organ that absorbs nutrients from food
  3. 6. Body system responsible for breathing
  4. 8. Long tube that carries food from the mouth to the stomach
  5. 9. Body system that breaks down food
  6. 12. Structure made of tissues that performs a specific job
  7. 14. Body system that provides structure and support
  8. 17. Gas needed by cells for respiration
  9. 20. Basic unit of life that makes up all living things