Human Body Systems

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Across
  1. 4. one of the systems that our bodies use to get
  2. 7. the body needs.
  3. 10. uses oxygen
  4. 11. to protect your body.
  5. 13. food and liquids into the building blocks and fuel
  6. 14. make humans
  7. 15. the body's defense against infections
  8. 16. an organ system involved in the body's movement.
  9. 18. excretion or the process of disposing waste from the
Down
  1. 1. a collection of organs with the main function
  2. 2. made up of blood vessels that carry blood
  3. 3. made up of glands that make hormones.
  4. 5. of nerves
  5. 6. the parts of the body that work together to
  6. 8. your body's support structure
  7. 9. of waste products
  8. 12. includes the brain, spinal cord, and a complex
  9. 17. from and towards the heart.