Human Body System

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Across
  1. 2. The largest organ and the first line of defense against disease
  2. 9. A chemical produced in the endocrine system that controls many of your bodily functions
  3. 10. System responsible for protection from pathogens
  4. 11. The major organ of the respiratory system
  5. 12. Organ where primary digestion takes place
  6. 16. A disease that affects the pancreas
  7. 17. Another name for the immune system
  8. 18. The integumentary system is for making finger and toe _______.
  9. 19. System responsible for producing gametes
  10. 20. Major organ of the urinary system
Down
  1. 1. Location of sperm production
  2. 3. System that communicates by sending electrical signals
  3. 4. The master gland that controls other glands
  4. 5. System responsible for making your blood
  5. 6. Waste filtered from the blood that leaves through the bladder
  6. 7. System that breaks down food and extracts nutrients
  7. 8. System responsible for supplying the body with oxygen and removing CO2
  8. 13. Provides the force to move your body
  9. 14. Strongest organ in your body
  10. 15. Location of unfertilized eggs