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Pathology

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GIT

Question
42 out of 53
 

A pathologist views tissues (A and B) in a biopsy. She determines that the tissues are normal.

A - Stratified squamous epithelium

B - is crypts (without villi)

The presence of both of these tissues indicates that the sample was taken from the region of the junction between the (AIIMS Nov 2013)



A Anal canal and rectum

B Esophagus and stomach

C Skin of the face and mucous epithelium of the lip

D Stomach and duodenum

Ans. A Anal canal and rectum

a. A and B show two distinctly different types of epithelium: stratified squamous epithelium of the anus (top panel) and crypts (without villi) of the rectum (lower panel).

b. The esophageal-cardiac junction also represents a junction between stratified squamous and simple columnar epithelium.

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