Emptying of the gastric contents is promoted by antral peristalsis waves and prevented by resistance of the pylorus. Antral peristaltic waves provide a pumping action, which is called the “pyloric pump”. Normally the force...
The stomach stores and digests the food and liquid one consumes during meals, It produces hydrochloric acid and enzymes to help digest food and other foreign objects like bacteria, This acidic environment of the...
The stomach is the most dilated part of the alimentary canal. The stomach has two main functions; a secretory and a motor function. The two functions usually go in perfect harmony so that when...
The heterotrophic organism ( consumer ) obtains its food in the form of ready organism materials which are large and complex molecules , These molecules can not diffuse through the cell membrane of living...
