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Acute Peptic Ulcer
Notice that the inner lining of the stomach consists of a very thick mucosal layer consisting of tall rows of glandular cells running parallel to each other. The thick mucosa has a deep narrow gap extending to the bottom of the mucosa. This gap is the ulcer.
Normal stomach mucosa (40X2.8)
Stomach mucosa with ulcer (40X2.0)
Copyright 2020: Augustine G. DiGiovanna, Ph.D., Salisbury University, Maryland
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