In this article we will discuss about the small and large intestine of digestive system. Small Intestine of Digestive System: Motility of Small Intestine: The movements of small intestine are brought about by the smooth muscle present in its wall. a. Wall of small intestine has an outer longitudinal and an inner circular layer. b. The movements are subjected to [...]
In this article we will discuss about:- 1. Structure of Pancreas 2. Composition of Pancreatic Juice 3. Regulation 4. Pancreatic 5. Effects. Structure of Pancreas: Pancreas is a dual organ. It has endocrine portion and exocrine portion. The exocrine part resembles the salivary glands in histology; being formed of acini arranged into lobules. Cells of the acini contain numerous mitochondria, [...]
The below mentioned article provides a notes on gastrointestinal tract. Gastrointestinal tract can be described as a specialized tube communicating with the external environment both at its upper and lower ends. There is regional specialization suited for the local functions. The main functions of GIT are: 1. Secretion: Exocrine—enzymes; endocrine— hormones of GI tract 2. Motility 3. Absorption 4. Storage [...]