الفهرس | Only 14 pages are availabe for public view |
Abstract The habit of smoking and chewing tobacco habits of the most widespread in the world. Nicotine is one of the most important components of tobacco and this article have the greatest impact on the organs and functions of the body these effects of cost and its effect on the blood vessels and capillaries in various parts of the body. So far this the effect of nicotine on the peripheral vascular and capillaries of the mucous membranes lining the mouth controversial as some of the research believes that nicotine works to expand the peripheral blood vessels and capillaries of the mucous membranes lining the mouth. Others consider that nicotine may act on the narrowing of these vessels and capillaries thereby to reduce the amount of blood and oxygen and immune cells that reach the tissues that feed on these vessels and capillaries This is the most important reasons that lead to reduced resistance to oral tissues and gum disease and the surrounding circumstances and despite this inconsistency in opinions , but that the number of research in this field is still very small. The purpose of the research : 1 - test the impact of public engagement and topical nicotine on the capillaries of the mucous membranes lining the mouth in Hewton Alhastr. 2 - compared to the impact of the deal public and dealing topical nicotine on this capillaries Damuaah. Steps : This research was conducted on the 64 animals of the type of male hamsters. Was chosen this type of experimental animals to the presence of related pocket cavity of the mouth on both sides of the home and this pocket featuring capillaries close to the surface which facilitates the vulnerability of these textured filament nicotine and study any changes in the capillaries. |