The Human Body

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