In this article we will discus about the anatomical structure of human stomach with the help of suitable diagrams. The shape of the normal stomach is generally like the letter J. Sometimes the long axis may be slanting from left to right (steer horn type) or it may be even horizontal. The junction of the oesophageal mucosa with that of [...]
In this article we will discuss about the structure of small intestine with the help of suitable diagrams. From outside inwards, the arrangement of the layers is same, i.e., the serous coat, the muscular coat, composed of outer longitudinal and inner circular, the submucous coat the layer of muscularis mucosae consisting of outer longitudinal and inner circular layers and lastly [...]
Absorption is the process by which the end products of digestion pass through the intestinal epithelium and enter the blood stream. Attempts have been made to explain the mechanism of absorption on the basis of known physico-chemical principles. The following factors are believed to be involved in the process: i. Diffusion: This depends upon the relative concentration of the substances [...]