Histology of Selected Organs of the Digestive System

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Images created and labeled by P. Gregory, Biology Laboratory Specialist at Tyler Junior College.

NOTE: Images are free to use for non-commercial purposes.   Contact Betsy Ott for permission to publish.

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Esophagus

mucosa
esophagus_18label.jpg (125776 bytes)
muscosa/submucosa
esophagus_19label.jpg (132096 bytes)
mucosal/submucosa border
esophagus_20label.jpg (151035 bytes)
muscularis externae
esophagus_21label.jpg (127547 bytes)
Stomach
ruga
st22.jpg (374162 bytes)
mucosa
st23.jpg (569154 bytes)
gastric pits, gastric glands
st24.jpg (599908 bytes)
gastric pits
st25.jpg (626349 bytes)
3 layers of muscularis externae
st26.jpg (589650 bytes)

Small Intestine

villi
intestine1.jpg (391989 bytes)
intestinal wall
si3.jpg (542100 bytes)
epithelium
si32.jpg (542481 bytes)
muscularis and serosa
si31.jpg (479496 bytes)
Colon
layers of the colon wall
copy of c33.jpg (582955 bytes)
intestinal glands
34.jpg (613469 bytes)