Human Body Systems

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Across
  1. 2. If your bones are not proportionate to each other, you may have trouble doing this.
  2. 3. Which system is necessary to allow us to jump in the air?
  3. 8. Which system has alveoli?
  4. 9. Which system helps break down food?
  5. 11. Which system sends messages to the brain?
  6. 13. What is the main organ of the circulatory system?
Down
  1. 1. What is the tube that food travels through after the mouth?
  2. 2. What is the main function of the respiratory system?
  3. 4. The more activity you do, the _____ your pulse will be.
  4. 5. Vertigo is a disease that people have when they are dizzy. If affects which system?
  5. 6. The respiratory and circulatory system are connected because one gives _____ to the other.
  6. 7. What is the main organ of the nervous system?
  7. 10. Which system is all about the bones in our bodies?
  8. 12. Your large intestine (the paper towel) removes all ______ from our digested food so that we have to drink less.