Infection Control Flashcards

1
Q

3 things needed for nosocomial pathogen?

A

source
mode of transmission
susceptible host

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2
Q

2 kinds of source of pathogens

A

Animate

Inanimate

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3
Q

direct or indirect more common for of pathogens transmission?

A

indirect via contaminated intermediate object or person

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4
Q

How big to be called droplet? how far travel?

A

> 5um

travels around 1m

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5
Q

eg of droplet bugs? 5 of them

A
NIPSR
Neisseria
Influenza
pertussus
rhinovirus
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6
Q

How big to be called air borne? how far travel?

A

<5um

suspended in air

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7
Q

Eg of airborne bugs? 3

A

TB
Measles
Varicella

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8
Q

standard precautions?

A

all patients, all times re: bodily fluids, blood

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9
Q

contact precautions?

A

gown

gloves

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10
Q

droplet precaustions?

A

surgical masks

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11
Q

airborne precautions?

A

negative pressure vent

N95 mask

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12
Q

3 things use airborne precautions?

A

TB
measles
varicella

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13
Q

Sterilisation vs. disinfection vs. cleaning?

A

Sterilisation: all organisms
Disinfection: all except bacterial spores
Cleaning: visible soil only

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14
Q

What is Spaulding classification?

A

Critical: steam
Semicritical: H2O2
noncritical: isopropyl

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15
Q

how to sterilize heat sensitive objects?

A

H2O2 vapour/plasma, ozone, chems

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16
Q

how does your risk for MRSA increase in environment hospital?

A

If you’re staying in a room with a previous person with nosocomial infection

17
Q

what is Aseptic non-touch technique?

A

the how to ‘do’ asepsis in standardized way

18
Q

sterile vs. aseptic?

A

sterile: free of microorganism
asepsis: free from infection/infectious material

19
Q

types of skin prep?

A

alcohol
chlorhexidine
Povidone iodine

20
Q

therapeutic devices, how to minimize risk?

A

minimize time device remains in patient