In tracheal histology, the 'basement membrane' is notably thick compared to other organs. This is especially prominent in:
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Correct answer: Chronic smokers
In chronic smokers or individuals with chronic cough, the basement membrane (specifically the reticular lamina) often thickens as a protective response to irritation. This can be a diagnostic feature in histopathology.
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More Trachea Histology questions
- Which of the following cell types in the tracheal epithelium acts as a stem cell for the replacement of other cell types?
- What is the specific layer of connective tissue located immediately beneath the epithelial basement membrane in the trachea?
- The 'mucociliary escalator' refers to the coordinated action of which two components?
- Where are the seromucous tracheal glands primarily located?
- Which layer of the trachea contains the larger blood vessels, lymphatics, and nerves?
- What is the function of the 'Brush cells' found sparingly in the tracheal epithelium?