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10459 Pathology

Endoscopy performed on a patient with persistent substernal pain despite antacid use demonstrates irregular erythematous patches several centimeters above the gastroesophageal junction. Biopsy of one of these lesions demonstrates epithelial metaplasia. Which of the following cell types was most likely observed in the involved areas?

ACiliated columnar epithelium
BCuboidal epithelium
CKeratinizing squamous epithelium
DNon-ciliated columnar epithelium
Pathology
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10461 Pathology

Dental cyst

AOccurs from the reduced enamel epithelium
BReplaces the tooth to which it it attached
CIs frequently seen with a missing tooth on the X-ray.
DCystic lining of stratified squamous epithelium
Pathology
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