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Response:
Which the following staining methods was used on this tissue slide?
Can you find lymphocytes in the esophagus?
Which cells are highlighted in this tissue slide?
The mucosa of the colon is characterized by straight crypts with no villi.
Which of the following “glands" is primarily a protected site for mitotic activity rather than a tissue specialized for secretion?
The muscularis externa in the stomach differs from that of other GI segments in that it has three layers of muscle instead of two.
Cells which secrete pepsinogen into the stomach are called: