Steri Ppt Pt 2 Flashcards by Ira ANC

Q

Arnold’s sterilizer is used in

A

Tyndallization

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Q

Lowenstein Jensen is used in

A

TB Culture and inspissation

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Q

LF unglazed porcelian

A

Chamberland-Pasteur

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Q

Sterilization of high protein media

A

Inspissation; denaturing protein

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Q

75-80 C for 2hrs on three consec days

A

Inspissation

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Q

Separate bacteria from liquid or air

A

Filtration

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Q

Millipore fillers are also called

A

Cellulose esters

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Q

LF (liquid filtration) Seitz

A

Asbestos pad

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Q

___ used for critical sterilization

A

0.22 um

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Q

HEPA air filtration

A

High Efficiency Particulate Air filter

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Q

Most common biological safety cabinet

A

Class 2

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Q

Class 2A and Class 2B cabinet

A

Fixed opening, variable sash opening

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Q

Most common sterilant

A

Ethylene oxide

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Q

“Cold sterilization”

A

Ethylene oxide

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Q

Used for surgical appliances

A

2% glutaraldehyde

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Q

Effective in presence of organic matter

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A

Peracetic acid

Q

Eliminate food borne pathogens

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A

Pasteurization

Q

Tincture and iodophores fall under

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A

Halogens

Q

Dessication is also

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A

Dehydration

Q

Plasmolysis is

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A

Lysis of cell membrane

Q

Put agar in ref is

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A

Bacteriostatic

Q

2 aldehydes in chem. Methdo

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A

2% glutaraldehyde, formaldehyde

Q

In what form is chloride used in chem method

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A

Hypochlorite

Q

Effective against gram positive

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A

Chloroxylenol

Alcohol and iodine solution for antiseptics

Tincture

Quats meaning

Quaternary Ammonium Compounds

MoAction of wuats

Protein denaturation and cell membrane destruction

Commonly used in surgery antiseptic

Chlorhexidine

Benzalkonium chloride inactivates

QUATS

MoA enzyme inhibition

Hexachlorophene

Povidone iodine is an

Iodophores

Vegetative - germinate spores - vegetative cells

Tyndallization