respitory system

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Across
  1. 3. respiration gas exchange between blood in capillaries and tissues
  2. 6. branches into left and right bronchi
  3. 7. capacity maximal volume that can be exhaled after maximal inhalation
  4. 8. respiratory tract filters, warms, and humidifies air
  5. 11. organ of gas exchange
  6. 13. volume volume of air inhaled and exhaled in a single breath
  7. 14. respiration gas exchange between air alveoli and blood alveolar capillaries
Down
  1. 1. flexible flap of cartilage that routes air and food appropriately
  2. 2. Inhale
  3. 4. smaller branches, lack cartilage
  4. 5. center located in medulla oblongata
  5. 9. exhale
  6. 10. capillaries allow blood to come into proximity with air in within alveoli for gas exchange.
  7. 12. windpipe transport air to and from lungs
  8. 15. respiratory tract exchanges gases and makes sound