Explain The Components Of The Epidemiologic Triangle, Agent, Environment, And Host

916 Words Dec 1st, 2016 4 Pages
1. Explain the components of the epidemiologic triangle--agent, environment, and host.
Factors that epidemiologic triangle is predominantly well suitable to enlightening the etiology of infectious disease, though the present view regarding etiology of infectious disease contain more complex multivariate causality as well. Methods for examination and control of epidemic also include inspection of agent, host, and environment factors. The epidemiologic triangle is a mediator, which must be present for a septicity to occur. The host after introduction to a transferable agent, may progress through restraint of events leading from subclinical infection to an active case of the disease. The environment refers to the domain in which the disease causing agent may exist or survive.
2. Agents of infectious disease--Describe microbial agents and give example of each agent.
a. Bacteria are amongst the principal killers in the U.S. during the 19th century. Examples of diseases caused by microorganisms are tuberculosis (TB), salmonellosis, and streptococcal infections.
b. Viruses are microorganisms collected of a piece of genetic material (RNA or DNA) surrounded by a protein coat. Examples of disease caused by diseases include viral hepatitis A, herpes simplex, influenza, and viral meningitis. Rickettsia is a type of bacteria that can grow within cells. Examples of rickettsia are typhus fever, Q fever, Rocky Mountain spotted fever, and rickettsialpox.
c. Mycosis speak of to a disease…

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