Respiratory System

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Across
  1. 1. Contains the voice box and directs air flow into the windpipe
  2. 4. Hollow cavities in the skull responsible for dehumidifying air
  3. 5. Structure in the larynx responsible for speech and sounds
  4. 9. Movement of air out of the body
  5. 11. The action in respiration that creates ventilation, gas transportation, and cellular respiration
  6. 12. Movement of air into the body
  7. 13. Tube that connects air from the larynx to the bronchial tree; also known as the windpipe
Down
  1. 2. The process of exchanging gases between body cells and the atmosphere around us
  2. 3. Movement of air from outside the body to the inside of the body and then back out again
  3. 6. The smallest branches of the bronchial tree that lead to alveoli
  4. 7. Areas of the lungs where gas exchange occurs
  5. 8. Soft spongy organs that are responsible for air exchange in the capillary beds
  6. 10. Structure that connects the nasal cavity to the epiglottis