Infection Control (Wilkinson) Flashcards

1
Q

what are some infectious or causative agents

A

bacteria, viruses, fungi, parasite

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2
Q

in the chain of infection what is reservoir

A

human, animal, food, organic matter on inanimate surfaces, water, soil, insects

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3
Q

in the chain of infection what is portal of exit and

A

point of escape for the organism, resp., GI, GU, blood/body fluids, skin/mucous membranes

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4
Q

in the chain of infection what is the mode of transmission?

A

contact, droplet, airborne, vector borne

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5
Q

in the chain of infection what is the portal of entry

A

might be the same as portal of exit

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6
Q

in the chain of infections what is the susceptible host

A

immunocompromised, breaks in skin

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7
Q

what are some factors affecting host susceptibility?

A

intact skin and mucous membranes
normal pH levels
body’s white blood cells
age, sex, race, hereditary factors
immunization, natural or acquired
fatigue, climate, nutritional and general health status
stress
use of invasive or indwelling medical devices

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8
Q

what are cardinal signs of acute infection?

A

redness
heat
swelling
pain
loss of function

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9
Q

what are some lab data indicating infection?

A

elevated white blood cell count- normal is 5,000 to 10,000/mm^3
increase in neutrophils >er 70%
elevated erythrocyte sedimentation rate- elevated if >20 mm/hr
presence of pathogen in urine, blood, sputum, or draining cultures

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10
Q

what is the difference in medical asepsis and surgical asepsis?

A

medical asepsis- clean technique
surgical technique- sterile technique

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