For example, Mct1, UGT, PST, GST, and MRP2 distribution favors the duodenum and jejunum over the ileum. Rate of gastric emptying Slowed gastric emptying may reduce the rate of drug absorption ...

Digestive tracts differ for different animals. - In comparisons, consider lifestyles and evolutionary history of animals. Pancreas marks duodenum. Jejunum, ileum: attaches to large intestine and colon ...