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Lung
- Lumen of Bronchiole
- Pseudostratified epithelium
- Smooth muscle
- Bronchiole wall
- Blood vessels
- Alveoli
- Simple squamous epithelium
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Trachea (2 magnifications)
- Lumen
- Mucosa (pseudostratified epithelium)
- Submucosa
- Hyaline cartilage
- Adventitia
- Seromucous gland
- Trachealis muscle
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