Unit 4 Human Body Vocabulary - Modified

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Across
  1. 1. a reaction to a stimulus
  2. 5. an event inside the body that causes a response by the body
  3. 6. system that transports materials thorough out the body
  4. 7. system that controls and coordinates activates in the body
  5. 8. system that is in charge of movement inside and outside of the body
Down
  1. 1. system that brings in oxygen and gets rid of carbon dioxide
  2. 2. system that provides protection and support
  3. 3. an event outside the body that causes a response from the body
  4. 4. system that breaks down food to provide nutrients and energy