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22 Cards in this Set
- Front
- Back
Infection occur when:
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contaminants are present on the skin.
a person swallows microbes in/on food. a person inhales microbes in the air. pathogens enter and multiply in body tissues. |
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All infectious diseases:
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are caused by microorganisms or their products.
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Endogenous infectious agents arise from microbes that are:
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the patient's own normal flora.
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The human body typically begins to be colonized by its normal flora:
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during, and immediately after birth.
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All of the following genera are considered resident flora of skin sites except:
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Escherichia
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Which genus is resident flora of the mouth, larger intestine, and from puberty to menopause, the vagina?
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Lactobacillus
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Which genus is the most common resident flora of mouth surfaces?
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Strepococcus
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Virulence factors include all the following except:
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ribosomes
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STORCH is an acronym that represents the most common:
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sexually transmitted diseases
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Microbial hyaluronidase, coagulase, and steptokinase are examples of:
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exoenzymes
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Enterotoxins are:
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virulence factors.
toxins that target the intestines. proteins. exotoxins. |
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The time from when pathogen first enters the body and begins to multiply, until symptoms first appear is the:
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incubation period
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Which is mismatched?
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Secondary infection- infection spreads to several tissue sites
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Local edema, swollen lymph nodes, fever, soreness, and abscesses are indications of:
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inflammation
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The study of the frequency and distribution of a disease in a defined population:
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epidemiology
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The principal government agency responsible for tracking infectious diseases in the United States is:
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Center for Disease Control and Prevention.
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The number of new cases of a disease in a population over a specific period of time compared with the healthy population is the:
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incidence rate
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Someone who inconspicuously harbors a pathogen and spreads it to others is a:
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carrier
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An animal, such as an arthropod, that transmits a pathogen from one host to another is a:
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vector
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Reservoirs include:
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humans.
animals. soil. water. |
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A laboratory technologist splashed a blood specimen onto his face, eyes, nose, and mouth. This specimen was from an HIV positive patient. If this blood exposure leads to HIV infection in the technologist, the transmission rout is:
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direct
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Nosocomial infections involve all the following except:
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Esherichia coli and staphylococci are common infectious agents
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