Qualitative Sweating
This is the main value of taking the so-called eccrine sweat glands. Less numerous apocrine sweat glands determine the odor of the human body. Sweating is also a way by which the body gets rid of unwanted substances. Of course, the skin can not substitute for the kidneys, and yet However, if necessary, through the skin, along with then a significant amount of minerals. Thus, the sweating is an important process, which is of great importance in the whole organism. In addition to the sweat glands in the skin are the sebaceous glands. They produce 'sebum' – a substance which softens the skin, giving it water-repellent properties. If excessive sweating hyperhidrosis naming, the excess Selection 'sebum' is called seborrhea.
Sweat glands are innervated by fibers of the sympathetic nervous system. Getting them on impulse, the glands are reduced, and secrete sweat to the skin surface. When necessary and sufficient sweat glands work quickly evaporates from the skin surface. When excess sweating drops of liquid accumulated on the surface of the skin. Violations of sweating. Allocate the quantitative and qualitative disorders of sweating.
In addition to the absolute loss of sweating – anhidrosis – meets decrease in its intensity – gipogidroz – or rise – hyperhidrosis. It should be noted that gipogidrozy observed in clinical Practice as often as hyperhidrosis and is usually not noticed by patients. Hyperhidrosis is almost always felt by patients, can be very painful and causes marked emotional disturbance. Qualitative Sweating disorders associated with changes in the composition and colors allocated sweat. Sometimes it is secreted by sweat bloody – hematidrosis. This so-called syndrome of bloody sweat, sometimes observed in hysteria. At there is a significant admixture of sebum is fat pot (steatogidroz). Violations of sweating can be caused by degenerative changes of sweat glands congenital or acquired nature, arise in a number of diseases (scleroderma, atrophy of the skin) or age-related changes (in the senile skin).