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1 STEP Microbiology > Desinfection > Flashcards

Desinfection Flashcards

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Biology 101 flashcards
1
Q

Autoclave. temp

A

120

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2
Q

Autoclave. spores?

A

sporicidal

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3
Q

Autoclave proteins?

A

denaturation

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4
Q

Autoclave prions?

A

may not reliably inactivate prions

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5
Q

Alcohols (isopropanol, ethanol). Spores?

A

NO

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6
Q

Alcohols (isopropanol, ethanol). proteins?

A

nedature

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7
Q

Alcohols (isopropanol, ethanol). Cell membrane?

A

disrupt cell membranes

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8
Q

Alcohols (isopropanol, ethanol) - bacterias, ENVELOPED VIRUSES, fungi

A

.

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9
Q

Chlorhexidine. Spores?

A

NO

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10
Q

Chlorhexidine. proteins?

A

denaturation

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11
Q

Chlorhexidine. membrane?

A

disrupt cell membranes

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12
Q

Chlorhexidine. cytoplasm?

A

coagulate cytoplasm

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13
Q

Chlorine. spores?

A

SPORICIDAL

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14
Q

Chlorine. proteins? 2

A

OXIDIZES and DENATURATES

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15
Q

Ethylene oxide. spores?

A

SPORICIDAL

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16
Q

Ethylene oxide. what agent?

A

ALKYLATING agent

17
Q

Hydrogen peroxide. Spores?

A

SPORICIDAL

18
Q

Hydrogen peroxide. oxidation?

A

Free radical oxidation - they oxidize cellular components

19
Q

Iodine and iodophors. spores?

A

May be sporicidal

20
Q

Iodine and iodophors. mechanism?

A

HALOGENATION of DNA, RNA and proteins

21
Q

Quaternary amines. spores?

A

NO

22
Q

Quaternary amines. mechanism?

A

Impair permeability of cell membranes.

1 STEP Microbiology (20 decks)

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