The Human Body

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Across
  1. 3. What occurs when the body maintains equilibrium
  2. 6. Air sacs where diffusion between CO2 and 02 occurs
  3. 7. The opening in the respiratory system with two holes
  4. 9. The muscle in the heart that is not in directly in the circulatory system
  5. 10. The system of the body that lets people breathe
  6. 12. The heart vessel type that sends blood to the rest of the body
  7. 13. The system of the body that enables you to break down food
  8. 14. Between the larynx and bronchi in the respiratory system
Down
  1. 1. The smaller version of Bronchi
  2. 2. The system of the body that deals with the senses
  3. 4. The two places where oxygen poor blood go in
  4. 5. The opening in the respiratory system with one hole
  5. 8. The system of the body that moves around blood
  6. 11. The act of pushing food downward in the digestive system