The food you eat takes an incredible journey through your body, from top (your mouth) to bottom (your anus). Along the way the beneficial parts of your food are absorbed, giving you energy and nutrients. Here’s a step-by-step account of the digestive system’s workings. In general, epithelial tissues are classified by the number of their layers and by the shape and function of the cells. The three principal shapes associated with epithelial cells are squamous, cuboidal, and columnar.
Deakin, Barbara Young; et al. (2006). Wheater's functional histology : a text and colour atlas (5th ed.). Churchill Livingstone/Elsevier. pp. 263–265. ISBN978-0-4430-6-8508.
Ali Salem, M. (2022). Epithelial lining of gastrointestinal tract. The Arab Journal of Scientific Research, 6(6), 13-26. doi: 10.21608/ajsr.2022.236288
MLA
Mohamed Salem Ali Salem. "Epithelial lining of gastrointestinal tract", The Arab Journal of Scientific Research, 6, 6, 2022, 13-26. doi: 10.21608/ajsr.2022.236288
HARVARD
Ali Salem, M. (2022). 'Epithelial lining of gastrointestinal tract', The Arab Journal of Scientific Research, 6(6), pp. 13-26. doi: 10.21608/ajsr.2022.236288
VANCOUVER
Ali Salem, M. Epithelial lining of gastrointestinal tract. The Arab Journal of Scientific Research, 2022; 6(6): 13-26. doi: 10.21608/ajsr.2022.236288