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10 terms

Pseudostratified columnar epithelium and where found

Pseudostratified columnar epithelium
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Pseudostratified columnar epithelium
appears to be stratified, but is
made of one row of columnar cells with varying heights
Pseudostratified columnar epithelium
Usually the cells
have cilia, and some cells are modified to form goblet cells.
Pseudostratified columnar epithelium
Location - lining of trachea
Pseudostratified columnar epithelium
Single layer of cells of differing heights, some not reaching the free surface. All are attached to the basement membrane.
Pseudostratified columnar epithelium
Nuclei seen at different levels. May contain goblet cells and may have cilia.
Pseudostratified columnar epithelium
Functions -- secretion. Particularly of mucus. Propulsion of mucus by ciliary action
Pseudostratified columnar epithelium
Ciliated type found in trachea and most of upper respiratory tract
Pseudostratified columnar epithelium
non-ciliated type in sperm carrying ducts and in larger ducts
Pseudostratified columnar epithelium
Can be found in such places as the nasal septum, trachea, and bronchi
Pseudostratified columnar epithelium
If found in respiratory area, trap and move "pollutants" to the mouth where they are swallowed