Organ System Crossword puzzle

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