respiratory system histology laboratory orientation
DESCRIPTION
Respiratory System Histology Laboratory Orientation. #40; Trachea. Basement membrane. Respiratory epithelium. Elastic fibers. #126 Trachea Esophagus. trachea. Trachealis muscle. esophagus. #127 Trachealis Muscle (smooth). Bronchi. Bronchiole. Terminal bronchiole. - PowerPoint PPT PresentationTRANSCRIPT
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Respiratory System HistologyLaboratory Orientation
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#40; Trachea
Respiratory epithelium
Basement membrane
Elastic fibers
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#126 Trachea Esophagus
esophagus
trachea
Trachealis muscle
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#127 Trachealis Muscle (smooth)
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Terminal bronchiole
Respiratory bronchiole
Bronchiole
Bronchi
Alveolar sacs and ducts
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#130-1 Lung
2?
1?Bronchus
Pulmonary artery
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#130-1 Lung
Pulmonary artery
Close to bronchial trees relatively thin wall (media) elastic laminae relatively wide lumen
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#130-1 Lung
Bronchial cartilage
4? 3?
Bronchial vein
Bronchial artery
Only in the wall of large bronchi. Ordinary arteries with relatively thick media.
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Bronchial Arteries
Left bronchial arteries
Right bronchial artery
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#130-1 Lung
Ciliated and non-ciliated (Clara) cells No goblet cells Prominent sm. M.
Ciliated cells
non-ciliated cells
Smooth muscle
Bronchiole
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#132-2 (Terminal) Bronchiole & Pulmonary artery
Bronchiole
P. A.
Smooth Muscle
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#132 Lung
6?
5?
7?
Terminal bronchiole
Respiratory bronchiole
P.A.
Low cells alveolar pocketingKnobs of sm. muscle (arrows)
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#129 Lung
8?Alveolar duct
9? alveoli
Alveolar sac
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#130-1
Lung
Type I Pneumocyte
Type II Pneumocyte (surfactant)
Macrophage
10?
11?
12?
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#130-1 Lung
Pulmonary vein
Away from bronchial trees thin wall
13?
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#130-2 Lung Pulmonary vein
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Intrapulmonary circulation
Pulmonary artery Pulmonary vein
Pulmonary vein
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#129 Lung
?
?
?
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Slide 68
bronchiole lumen
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Slide 59
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Slide 60
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Slide 64
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Slide 26 (lung)