Epithelium: Stratified Epithelium

In this type of epithelium, not all cells reach the basement membrane. The types of stratified epithelia are named according to the shape of the cells at the free surface. These can be squamous, cuboidal, columnar or variously dome-shaped (transitional).

Stratified squamous keratinized epithelium - #4 Skin, H&E

The superficial layer is squamous which in this case is keratinized.

Stratified squamous nonkeratinized epithelium - #33 Esophagus, H&E

The stratified squamous epithelium lining the esophagus is non-keratinized in humans, but keratinized in some other species.

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