Respiratory System

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