In this article we will discuss about the Digestion and Absorption of Protein from Gastrointestinal Tract. Digestion of Protein: The proteolytic enzymes secreted in gastric juice, pancreatic juice and also present in the intestinal mucosa cause the hydrolysis of protein in the gastrointestinal tract. Stomach: Pepsin, the endopeptidase, is present in gastric juice and hydrolyzes the peptide bonds in the [...]
The following points highlight the four main types of digestion. The types are: 1. Digestion in the Mouth 2. Digestion in the Stomach 3. Pancreatic Digestion 4. Digestion in Intestine. Type # 1. Digestion in the Mouth: Constituents of Saliva: a. Saliva is colourless, slightly acid (pH 6.4- 7.1) rather than alkaline, viscous fluid secreted mainly by the parotid, sub-maxillary [...]
In this article we will discuss about the Digestion and Absorption of Fats from Gastrointestinal Tract. Digestion of Fats: Stomach: Lipase present in the stomach is unable to hydrolyze fats owing to the high acidity of the gastric contents. Therefore, the major part of the ingested fat is digested in the small intestine. Small Intestine: The ingested fat reaching the [...]