Answer: There are five broad classes of pathogens that can cause disease: bacteria, viruses, fungi, protozoans and prions. Within each class, however, there are thousands of different species, strains, variants and mutations that give rise to disease.
Answer: HIV effects the cells associated with immune function. Over time, a person with HIV may experience an inability to recover from infections due to decreased immune function. Once an individual has reached a certain degree of immune deficiency, they are susceptible to what is known as "opportunistic infections." Opportunistic Infections are diseases that people with normal immune function are not at risk of being infected by.
Opportunistic infections are found in patients who suffer from a variety of disorders associated with immune function.
Answer: Non-infectious disease is a disease that may be caused by either the environment, nutritional deficiencies or genetic inheritances. Some examples include; Environmental causes such as skin cancer from radiation (from the Sun), or lack of food (e.g. scurvy from lack of Vitamin C), genetic disorders, or any source other than an infection. They can also be caused by drugs and carcinogens (cancer-causing agents). Many diseases of affluence and mental disorders are non-infectious diseases. All genetic disorders are non-infectious. Other examples include:- Cardiovascular disease - Chronic obstructive pulmonary disease - Hypertension - Diabetes mellitus type 2 - Down syndrome - Attention deficit disorder - Anorexia nervosahtp://www.womanmagz.com
Answer: Contagious Diseases can be transmitted though air, body fluids, water, food, and even things we touch. Bacteria or viruses can cause contagious diseases. There are many different contagious diseases and each have their own effects on the body.
Some seasonal ones are:
The Flu - with dozens of different strains, including Swine Flu
Answer: i do belive that is legal. To plug your Ipod in and get songs from a sibling is legal. I have friends do it all the time. It NOT legal when you go on a website and get random free downloads and load them to Itunes.
Answer: Depends on several concepts, if you insite the file sharing. Most important are the charges that the companies do with their your file sharing. Personally I think the charges are over 800 thousand dollars or more.
Answer: No, only a complete idiot would even compare that to REAL pins and needles. So if you do think it feels the same way, get a big sticker that says complete retard and slap it onto your forehead. Congrats