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MCB > antimicrobial > Flashcards

antimicrobial Flashcards

1
Q

steam sterilization

A

must be carried out at 100 degrees celcius, which requires steam under pressure

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2
Q

Pasteurization

A

controlled heat at 50-60 degrees

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3
Q

Pasteurization

A

used for milk, beer, and other beverages

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4
Q

Pasteurization

A

slows spoilage by reducing total load of organisms present

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5
Q

Tyndalization

A

30-60 mins of steam repeated 3 times with 24 hr incubation in between

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6
Q

dry heat sterilization

A

less effective than moist heat sterilization

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7
Q

dry heat sterlization

A

160-170 degrees (high temps) for 2-3 hrs (long time)

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8
Q

electromagnetic radiation

A

uv radiation between 260 and 280 nm wavelength, can damage dna forming thymine dymers

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9
Q

ionizing radiation

A

gamma radiation penetrates deep into objects

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10
Q

Ionizing radiation

A

steilization and pasteurization of antibiotics, hormones, sutures, plastic disposable supplies and food

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11
Q

Phenolics

A

used in labs and hostpitals

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12
Q

phenolics

A

joseph lister

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13
Q

phenolics

A

stinky and irritates skin

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14
Q

quaternary ammonium compounds

A

amphipathic

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15
Q

sterilization

A

destruction or removal of all viable organisms

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16
Q

disinfection

A

killing or inhibiting or removing disease causing organisms

17
Q

disinfectant

A

used on inatimant objects

18
Q

sanitization

A

reduction of microbial population to levels deemed safe

19
Q

antisepsis

A

destruction or inhibition of microorganisms on living tissue

20
Q

antiseptics

A

chemical agents that kill or inhibit growth of microorganisms when applied to living tissue

21
Q

chemo therapy

A

use chemicals to kill microorganisms within a living host tissue

22
Q

-cidal

A

agent kills

23
Q

-static

A

agent inhibits growth

24
Q

spore destroying

A 
steam sterilization
tyndalization
ionization radiation
aldehydes
cl gas
sterilizing gasses
25
Q

spore saving

A

moist heat, alcohol, Q

26
Q

Sterilizing

A

Tyndilization
ionizing radiation
sterilizing gasses
aldehydes

27
Q

antiseptics

A

phenolics
alcohol
iodine

28
Q

disinfectants

A

phenolics
alcohol
cl

29
Q

denatures proteins disrupts membranes 7

A 
moist heat
dry heat sterilization
phenolics
aldehydes
alcohols
Q
sterilizing gases
30
Q

oxidises

A

dry heat
iodine
cl

31
Q

destroys viruses

A

moist and steam

32
Q

kills pathogens

A

Pasteurization

sterilizing gas

33
Q

kills bacteria/fungi

A 
moist
steam
alcohol 
cl
Q
sterilizing

MCB (4 decks)

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