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IV Therapy
midterm chap 2
31
Health Care
Graduate
11/17/2008

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Term
antigens
Definition
microbic invaders that bombard the body and trigger an immune response
Term
asepsis
Definition
freedom from infection or infectious material, absence of viable pathogenic organisms
Term
colonization
Definition
growth of microorganisms in a host without production of overt clinical systems or detected immune response
Term
contamination
Definition
microorganisms present on a body surface without tissue invasion or physiologic reaction
Term
dissemination
Definition
movement of microorganisms from individual into the immediate environment or movement of organisms from a confined site to bloodstream or other parts of the body
Term
endogenous
Definition
produced within or caused by factors w/in the body
Term
epidemiology
Definition
branch of science concerned w/ study of the factors determining and influencing the frequency and distribution of disease, injury, and other health related events and their causes in a defined human population for the purpose of establishing programs to prevent and control their development and spread
Term
exogenous
Definition
developed or originating outside the body
Term
extrinsic contamination
Definition
of external origin
Term
hematogenous
Definition
produced or derived from the blood, disseminated though the blood stream or by circulation
Term
immunosuprpression
Definition
inhibition of the formation of antibodies to antigens that may br present
Term
intrinsic contamination
Definition
contamination during manufacture
Term
leukopenia
Definition
the reduation of the number of leukocytes in the blood to a count of 5000 or less
Term
nosocomial infection
Definition
hospital acquired infection that was not present or incubating at time of admission
Term
passive acquired immunity
Definition
transient immunity that develops from a person-to-person passage of immune cells or from gamma globulin infusion
Term
phebitis
Definition
inflammation of a vein
Term
septicemia
Definition
the presence of pathogenic microorganisms or their toxins in the blood or other tissues
Term
virulence
Definition
relative power and degree of disease producing organism
Term
chain of infection
Definition
causative agent, reservoir, portal of exit, mode of transmission, prtal of entry, susceptible host
Term
the agency that investigates, develops, recommends, and sets standards for infection control practices
Definition
CDC, a division of the department of health and human services
Term
epidimoetic triangle
Definition
the host, the agent, the environment
Term
one of the main complications of IV
Definition
sepsis - (septicemia) a pathologic state, usually accompanied by fever, which results from presence of microorganism in blood stream. staph are responsible for most iv realted nosocomies
Term
which of the following constitute the first line on nonspecific defense mechanisms
Definition
physical and chemical barriers
Term
the complement system consists of 17 different
Definition
proteins
Term
the most common immunodeficiency disorders
Definition
b-cell immunodefiencies
Term
all of following are carrier states except
Definition
acute

are: transient, intermediate, chronic
Term
all of the following describe the movement of organisms from source to host except
Definition
vector borne

do describe: airborne, contact spread, dissemination
Term
microorganisms frequently found in contaminated blood products include all except:
Definition
staphylococcus aureus

includes: pseudomonas spp, salmonella spp, enterobacter cloacae
Term
all of following can contribute to iv contamination and lead to sepsis except
Definition
electronic infusion devices

can contribute: faulty handling of equip, injection ports, 3 way stop cocks
Term
best way to prevent CVC bloodstream infect
Definition
follow standard precaustion
Term
which is recc method of culture for purulent drainage?
Definition
semiquantitative
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