Well done!
Question:
Response:
The muscularis externa in the stomach differs from that of other GI segments in that it has three layers of muscle instead of two.
Can you find lymphocytes in the esophagus?
Cells which secrete pepsinogen into the stomach are called:
Which the following staining methods was used on this tissue slide?
The jejunum is characterized by the presence of numerous large folds in the submucosa, called plicae circulares (valves of Kerckring).
Esophageal glands are located:
1) Surface mucous cells are special cells in the stomach 2) They secrete protective tough mucous (against acid / enzymes)