Of STis, human immunodeficiency virus HIV infection non 15 the most frightening because in most cases it is fatal and it has no known cure. AIDS-which stands for attained immune deficiency syndrome-is the end phase of infection by HIY. You have the opportunity to evaluate your basic understanding of HIV infection and AIDS.
HIV is a prolonged transferrable infection that is handed from one person to another concluded blood-to-blood and sexual interaction. The infection spreads most regularly among individuals who involve in risky behavior, such as having insecure sex or involvement hypodermic needles. When a individual becomes infected with HIV, the virus multiplies, then attacks and destroys white blood cells. These cells arc part of the immune system and their function is to fight off HIV infection and decease in the body.
As the number of white blood cells that arc killed increases the body’s immune system gradually breaks down or may be destroyed. Without an immune system, a person become susceptible to various opportunistic infections and to cancer.
Transmission Of HIV
HIV is transmitted by the exchange of four body fluids, listed in order of highest concentration of the virus: blood. Segment vaginal secretions, and maternal milk. The concentration HIV infection found in other body fluids including tears, sweat, feces, or urine is too minimal to be infectious, this means that it is virtually impossible to become infected with the virus through casual contact with a person infected With HIV. HIV infection cannot be transmitted by spending time with, shaking hands with, or hugging an infected person; from a toilet seat, dishes or silverware used by an HIV patient; or by involvement a drink, diet, a towel, or clothes with a person who has HIV infection. Because the virus can only live within body cells and fluids, once exposed to air, HIV cannot survive outside the body longer than a few minutes. The only way for HIV to be transmitted through skin-to-skin contact with a surface contaminated with infected bodily fluid is it comes in direct contact with an access point into the bloodstream through an open cut or wound or through vaginal, anal, or oral sex.