In this article we will discuss about:- 1. Definition of Vomiting 2. Events takes Places During Vomiting 3. Mechanism. Definition of Vomiting: Vomiting is a reflex which serves to relieve the upper G.I. tract by forcible expulsion of gastric contents through the mouth. This may occur either because the contents are irritating or because the […]
Vomiting (Emesis): Definition and Mechanism | Reflex | Human | Biology
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Mechanism of Bile Storage | Digestive System | Human | Biology
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In this article we will discuss about the mechanism of bile with the help of suitable diagram. Bile secretion by liver is an active and continuous process, but its expulsion in the duodenum is intermittent. These facts necessarily prove that after secretion bile must be stored somewhere. The gall-bladder is the chief place for bile […]
4 Main Phases of Gastric Secretion | Digestive System | Human | Biology
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Gastric secretion has divided into four phases: 1. Nervous Phase 2. Gastric Phase 3. Intestinal Phase 4. Interdigestive Phase. 1. Nervous Phase: A pouch of Pavlov is prepared in a dog and upon the same animal oesophagus is divided, as done in the experiment of sham feeding. The food, swallowed by the animal, comes out […]
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