Organ Systems Review

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Across
  1. 3. Sends messages to the body from the spine and nerves
  2. 4. Primary organ of the respiratory system
  3. 7. An organism cannot ___________ without organ systems working together, like a crossword!!
  4. 10. Protects internal organs from infection, regulates body temperature and absorbs vitamin D
  5. 12. Provides protection and support for the body
  6. 13. Primary organ of the integumentary system
  7. 14. Primary organ of the nervous system
  8. 15. Primary organ of the circulatory system
Down
  1. 1. Provides movement for the body
  2. 2. Breaks down food and absorbs nutrients
  3. 5. Removes waste from the body
  4. 6. Moves oxygen and nutrients around the body through blood
  5. 7. Primary organ of the digestive system
  6. 8. Primary organ for the muscular system
  7. 9. Primary organ of the excretory system
  8. 11. Brings in oxygen and gets rid of carbon dioxide
  9. 14. Primary organ of the skeletal system