Human Body Systems

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Across
  1. 2. creates an iodine hormone that helps with sleep heart beat strength and digestion
  2. 4. hormones that stimulate the immune system
  3. 5. muscle under lungs that pushes up creating a vacuum to bring air into lungs
  4. 8. produces melatonin for sleep Pituitary, creates hormones for growth and sexual development
  5. 9. sacs in lungs that exchange CO2 for O2
  6. 11. bladder, helps digest fats
  7. 14. wind pipe
  8. 15. regulates calcium in bones and muscles
Down
  1. 1. male reproductive organ that stores sperm
  2. 3. a gland in the brain that helps regulate heartbeat, body temperature, hunger and sleep
  3. 6. creates hormone that speeds heart rate and sharpens awareness.
  4. 7. regulate sugar levels in the blood
  5. 10. removes toxins from body
  6. 12. female reproductive organ that stores eggs
  7. 13. connects mouth to stomach