PHYSIOLOGY
GASTROINTESTINAL PHYSIOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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It has a stratified keratinized epithelium and in some parakeratinized regions it corresponds to:
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oral cavity lining
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esophageal cavity lining
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none
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None of the above
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Explanation:
Detailed explanation-1: -The parakeratinized epithelium covers the dorsal surface of the tongue, responsible for the passive transport of food to the esophagus (Iwasaki et al.
Detailed explanation-2: -Masticatory and lingual mucosa are surfaced by a parakeratinized epithelium, which lacks a prominent granular layer and covers regions exposed to strong shear forces such as the tongue, attached gingiva, and hard palate.
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