Respiratory Anatomy

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Across
  1. 1. Small airway branches leading to the alveoli
  2. 5. Breathing air out
  3. 8. Essential gas for respiration
  4. 11. Tiny air sacs for gas exchange in the lungs
  5. 12. Your voice box
Down
  1. 2. Breathing air in
  2. 3. Area between the lungs
  3. 4. Muscle involved in breathing, found below the lungs
  4. 6. Main branches of airways connected to the trachea
  5. 7. The windpipe
  6. 9. Throat area shared by the digestive and respiratory systems
  7. 10. Membrane surrounding the lungs