Chapter 7 Key Terms Exam Questions
and Answers Graded A+
Antiseptic - Correct answer-A substance that tends to inhibit the growth of and
reproduction of microorganisms; may be used on humans.
Asepsis - Correct answer-Free of pathogenic microorganisms.
Carrier - Correct answer-Person or animal that harbors and spreads an organism,
causing disease in others but does not itself become ill.
Centers for Disease Control and Prevention - Correct answer-Federal agency that
provides facilities and services for investigation, identification, prevention, and
control of disease; headquarter in Atlanta, Georgia.
Contamination - Correct answer-Condition of being soiled, stained, touched, or
otherwise exposed to harmful agents by the entry of infectious or toxic material
into a previously clean or sterile environment; making an object potentially unsafe
for use as intended.
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,Disinfection - Correct answer-Process by which pathogens, but not necessarily
their spores, are destroyed.
Endogenous - Correct answer-Growing within the body; originating from within
the body, or produced from internal causes, such as a disease caused by the
structural or functional failure of an organ or system.
Exogenous - Correct answer-Outside the body; originating outside the body or
produced from external causes, such as a disease caused by a bacterial or viral
agent foreign to the body.
Fomite - Correct answer-Nonliving material, such as bed linens, stethoscope,
needles, and many other objects that may host and transfer pathogenic
microorganisms.
Health care-associated infection - Correct answer-Infection that develops at least
48 hours after hospitalization or contact with another type of health care facility.
Host - Correct answer-A person or group who, because of risk factors, may be
susceptible to disease or illness; an organism in which another, usually parasitic,
organism is nourished and harbored.
Infection Prevention and Control - Correct answer-Implementation of policies and
procedures in hospitals and other health care facilities to minimize the spread of
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, health care associated or community-acquired infections to patients and other staff
members.
Medical Asepsis - Correct answer-A group of techniques that inhibit the growth
and spread of pathogenic microorganisms. Clean technique.
Microorangism - Correct answer-Tiny, Unusual microscopic, entities capable for
carrying on living processes.
Reservoir - Correct answer-Any natural habitat of a microorganism that promote
growth and reproduction.
Spore - Correct answer-The reproductive cell of some microorganism such as fungi
or protozoa. These cells are highly resistant to heat and chemicals. Under proper
environmental conditions they may revert to an actively multiplying form of
bacterium.
Standard Precautions - Correct answer-A set of guidelines set forth by the CDC to
reduce the risk of transmission of blood borne pathogens and pathogens for most
body substances. These precautions promote hand-washing and use of gloves,
masks, eye protection, and gowns when appropriate for patient contact. These
precautions are designed to reduce the risk of transmission of microorganisms from
both recognized and unrecognized sources of infection
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