Organ System Crossword Puzzle

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Across
  1. 4. Keeps bodily fluids in balance and fights against infections
  2. 5. Breaks down food and turns it into energy
  3. 7. Gives the body shape (bones, joints, teeth)
  4. 8. Contains the largest organ that encloses the entire body structure
  5. 10. Carries air into the body, expels carbon dioxide
  6. 12. Enables voluntary and involuntary movement controlling the body
Down
  1. 1. Carries blood around the body delivering oxygen and nutrients
  2. 2. Secretes hormones to be carried throughout the body
  3. 3. Prevent, limit, and fight off infection
  4. 6. Electrical system that help to control the body and detect sensory information
  5. 9. System of organs involved in producing offspring
  6. 11. Disposes of waste products in the body