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Key Histology Features

Instructions: Run your mouse over the histology slide want to view. Key histology features are described. If a link is present, click to view and listen to the histology audioslide.

histology slide

(1) histology slide of esophagus-low magnification (labels)

(2) histology slide of esophagus-high magnification 


On histology slide (1), three of the four layers of the esophagus are visible: mucosa, submucsa, and muscularis externa. The stratified squamous epithelium of the mucosa is visible. Notice the esophageal glands in the submucosa. The adventitia is not visible on these slides. Histology hint from Sarah Bellham: In histology slide (2), notice that nuclei go to the very top layer on the epithelium.