In this article we will discuss about the composition and enzymes of gastric juice. Composition of Gastric Juice: i. Gastric juice is the secretion of gastric glands. ii. Total amount secreted: 1, 200-1.500 ml per day. iii. Night secretion (during sleep) alone is 400 ml/day. iv. Acidity of gastric juice: 40-60 mEq/liter v. pH: 0.9-1.5 vi. Water content—99.45% vii. Total [...]
In this article we will discuss about:- 1. Methods to Study Gastric Secretion 2. Phases of Gastric Secretion and their Regulation 3. Factors 4. Depressants 5. Other Hormones 6. Tests for Gastric Secretory Function in Man. Methods to Study Gastric Secretion: There are several methods available in experimental animals and in man to collect gastric juice, enabling us to study [...]
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 [...]