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 contraction takes place at the [...]
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 and reduces the alkalinity of [...]
In this article we will discuss about:- 1. Mechanism of Gastric Secretion 2. Hormones of Gastric Secretion 3. Effects of Various Chemicals and Drugs 4. Investigation. Mechanism of Gastric Secretion: The mechanism of gastric secretion has been chiefly studied on animals. Some direct evidence has been obtained in man, from cases of accidental gastric fistula through which gastric juice could [...]