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Respiratory System Histology Laboratory Orientation

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.

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Respiratory System Histology Laboratory Orientation

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  1. Respiratory System HistologyLaboratory Orientation

  2. #40; Trachea Basement membrane Respiratory epithelium Elastic fibers

  3. #126 Trachea Esophagus trachea Trachealis muscle esophagus

  4. #127 Trachealis Muscle (smooth)

  5. Bronchi Bronchiole Terminal bronchiole Respiratory bronchiole Alveolar sacs and ducts

  6. #130-1 Lung 1? Bronchus 2? Pulmonary artery

  7. #130-1 Lung Pulmonary artery Close to bronchial trees relatively thin wall (media) elastic laminae relatively wide lumen

  8. #130-1 Lung 4? 3? Bronchial vein Bronchial artery Only in the wall of large bronchi. Ordinary arteries with relatively thick media. Bronchial cartilage

  9. Bronchial Arteries Right bronchial artery Left bronchial arteries

  10. #130-1 Lung Bronchiole Ciliated cells non-ciliated cells Ciliated and non-ciliated (Clara) cells No goblet cells Prominent sm. M. Smooth muscle

  11. #132-2 (Terminal) Bronchiole & Pulmonary artery Smooth Muscle P. A. Bronchiole

  12. #132Lung 7? P.A. 6? Respiratory bronchiole 5? Terminal bronchiole Low cells alveolar pocketing Knobs of sm. muscle (arrows)

  13. #129 Lung Alveolar sac Alveolar duct 8? alveoli 9?

  14. #130-1 Lung 10? 12? Type I Pneumocyte Macrophage 11? Type II Pneumocyte (surfactant)

  15. #130-1 Lung Away from bronchial trees thin wall Pulmonary vein 13?

  16. #130-2 Lung Pulmonary vein

  17. Intrapulmonary circulation Pulmonary artery Pulmonary vein Pulmonary vein

  18. #129 Lung ? ? ?

  19. Slide 68 bronchiole lumen

  20. Slide 59

  21. Slide 60

  22. Slide 64

  23. Slide 26 (liver)

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