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16 Cards in this Set
- Front
- Back
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Respiratory Zone |
Actual site of gad exchange; consists of bronchioles, alveolar ducts, alveoli |
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Nasal Chonchae/Turbinate |
Cause inhaled air to swirl around nasal cavity to trap debris in the nasal mucosa |
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Alvioli |
Chambers where majority of gas exchange takes place |
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Surfactant |
Coats alveolar membrane to promote efficient gas exchange |
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Conducting zone |
Consists of all passageways for air, purifies, humidifies, warms incoming air |
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Ciliary activity |
Diminished by smoking |
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Parietal/serous fluid |
Fluid between the pleural membranes that helps reduce friction due to lung movement |
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Thyroid cartilage |
Forms the Adam's apple |
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Diffusion |
Gas exchanges occur by this process |
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Visceral pleura |
Membrane that directly lines the lung surface |
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Parietal pleura |
Membrane that lines the thoracic cavity |
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Esophagus |
Passageway for food and fluids only |
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Pharynx |
Passageway for food, fluids, and air |
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Soft palate & uvula |
Rise up during swallowing to close off nasopharynx and prevent food from entering it (2 structures) |
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Hard palate |
Separates nasal cavity from oral cavity |
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Epiglottis |
Tips forward during swallowing to cover tracheal opening and preventing food from entering it |
