The various humoral (chemical) factors controlling the different secretions in the gastro-intestinal tract may be summarised as follows: 1. For Gastric Secretion: i. Gastrin- Responsible for gastric phase. ii. A chemical substance may be a hormone or secretagogue – Responsible for intestinal phase. iii. Enterogastrone- Inhibits gastric secretion. 2. For Pancreatic Secretion: i. Secretin- Main […]
Secretions in the Gastro-Intestinal Tract | Digestive System | Human | Biology
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Movements of Human Small Intestine: 2 Types | Digestive System | Biology
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The following types of movements are found in the human small intestine: 1. Rhythmic segmentation or Ludwig’s pendulum 2. Peristalsis. Type # 1. Rhythmic Segmentation: Nature: These are rings of contraction occurring at regular space of intervals in which a portion of the intestine is divided into segments. The contraction is followed by relaxation. The […]
Gall Bladder: Functions and Factors | Digestive System | Human | Biology
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In this article we will discuss about the functions and factors controlling movement of gall bladder. Functions of Gall-Bladder: Functions of gall-bladder can be summarised as follows: i. It is an efficient storehouse of bile. ii. It absorbs water and concentrates bile about 10 times. iii. It absorbs inorganic salts from bile to some extent […]
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