Biopsy of the lower oesophagus in a patient with chronic reflux demonstrates epithelial metaplasia. Which of the following cell types was most likely observed in the involved areas?
Correct Answer: Nonciliated columnar epithelium
Description: The medical condition is Barrett's esophagus, in which the normally nonkeratinizing squamous epithelium of the esophagus undergoes metaplasia to gastric or intestinal-like epithelium composed of nonciliated columnar epithelial cells.
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Anatomy
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