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Dental Nursing > Decontamination and Sterilisation > Flashcards

Decontamination and Sterilisation Flashcards

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1
Q

What is the chemical name for bleach?

A

Sodium Hypochlorite

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2
Q

What is the first thing to do following a needle-stick injury?

A

Stop what you are doing

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3
Q

What kills microorganisms (including most bacteria and fungi) but not spores?

A

Disinfection

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4
Q

What kills all microorganisms, including spores?

A

Sterilisation

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5
Q

What does the single use symbol look like?

A

2, Inside a Circle, with a line through

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6
Q

What are the cold and hot temperature checks for legionella?

A

Cold: Below 20
Hot: Above 55
Run tap for 2 minutes

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7
Q

Which HTM refers to heating and ventilation?

A

HTM03-01

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8
Q

What cleaners should be used to clean surgery?

A

Bleach based cleaners & Aldehyde cleaners

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9
Q

What type of Autoclave is a CLASS B Autoclave?

A

Vaccum

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10
Q

What type of Autoclave is a CLASS N Autoclave?

A

Steam

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11
Q

What are the temperature and hold requirements for the Autoclave?

A

134 degrees with 2.2 bars of pressure for <3mins

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12
Q

What does the RO mean in RO Water?

A

Reverse osmosis (Distilled, free from impurities)

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13
Q

What does a TST strip test?

A

Time, Steam, Temperature

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14
Q

When does Gamma Radiation occur?

A

Single used instruments when they arrive sterile

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15
Q

What is Asepsis?

A

An environment free of pathogens

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16
Q

What temperature should water be for manual cleaning?

A

> 45 Degrees less than 45

17
Q

What are the 5 cycles of a washer disinfector?

A

Flush, Wash, Rinse, Disinfect, Dry

18
Q

How long can Packaged instruments last?

A

1 year

19
Q

How long can Unpackaged instruments last? (Out of surgery)

A

1 week

20
Q

How long can Unpackaged instruments last? (In surgery)

A

1 day

21
Q

How often should an ultrasonic bath be validated

A

3 monthly

22
Q

What to do if an Autoclave test fails?

A

Call an engineer and do not use autoclave until it is fixed

22
Q

What to do if an Autoclave test fails?

A

Call an engineer and do not use autoclave until it is fixed

23
Q

How long should validated records be kept for?

A

At least 2 years

Dental Nursing (8 decks)

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