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Unformatted text preview: transmissibility. A disease that spreads from one host to another is a communicable disease. Those communicable diseases transmitted with particular ease are said to be contagious. Diseases not spread between hosts are noncommunicable. Staphylococcal food poisoning is an example. The incidence of a disease refers to the percent of a population that contracts it over a particular period. The prevalence of a disease, by contrast, is the percentage of a population having the disease at a particular time. When a disease occurs only occasionally, it is called a sporadic disease. A disease present in a population at all times is an endemic disease. A disease that breaks out in a population in a short period is an epidemic disease , and an epidemic disease occurring throughout the world is a pandemic disease....
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This note was uploaded on 11/11/2011 for the course BIO 101 taught by Professor Pesthy during the Fall '07 term at Texas State.
- Fall '07