In this article we will discuss about the structure of spleen with the help of suitable diagram. Also learn about its functions. Spleen (lien) is the largest lymphoid tissue in the body and specialised, been-shaped organ for filtering blood. It is a highly vascular haemopoietic organ situated in the left hypochondrium directly beneath the diaphragm, above the left kidney and [...]
The peculiarities that have been encountered in the splenic circulation are the presence of both 'open' and 'closed' circulation. The pulp acts as filter for separating R.B.C. from plasma. Phagocytes of the pulp remove the foreign particles from the blood. Pulp also acts as blood reservoir yet its function as such in human beings is not clear but in dogs [...]
In this article we will discuss about the definition and groups of tonsil which are found in human body with the help of suitable diagrams. Definition of Tonsil: There is accuÂmulation of lymphoid tissue in the mucous membrane at the root of the tongue and at the surrounding of the pharynx, where nasal and oral passages unite, this lymphoid tissue [...]