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MeganPedersonRespiratory (Features (Trachea (anterior to esophagus,…
MeganPedersonRespiratory
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Features
Paranasal sinuses
Features: maxillary, ethmoid, sphenoid, frontal
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Function: line with mucosa, warm, clean,humidify, sinuses in space gives voice resonance
Pharynx
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Epithelial Lining:Nasopharynx-Pcce, Oropharynx: Stratified squamous, Laryngopharynx: Stratified Squamous
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Nasal Cavity
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Function: Clean air, warm, humidify, air to contract with mucosa
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Bronchial Tree
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Bronchioles
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No cilia,no goblet cells, no cartilage
Order of air passage way
Bronchi, bronchioles, terminal bronchioles, respiratory bronchioles, alveolar ducts, alveolar sacs, alveoli
Alveolus
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Respiratory Membrane
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Includes type 1 capillary endothelial cells, basement membrane
Gross Anatomy of Lungs
Left lung
2 lobes: superior, inferior
Right lung
3 Lobes: superior, middle ,inferior
Pleura
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Parietal Pluera: Lines thoracic wall, diaphragm, mediastinum
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