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Ch 23 Respiratory
| Question | Answer |
|---|---|
| Movement of air into and out of lungs | Ventilation |
| Gas exchange between air in lungs and blood | External respiration |
| Gas exchange between the blood and tissues | Internal respiration |
| nose, pharynx and associated structures | Upper tract |
| larynx, trachea, bronchi, lungs and the tubing within the lungs | Lower tract |
| Common opening for digestive and respiratory systems | Pharynx |
| Passageway for air; Cleans the air;Humidifies, warms air; Smell; Along with paranasal sinuses are resonating chambers for speech | Nasal Cavity |