Sanitation Flashcards

1
Q

What are Phenols commonly used for?

A

Surgical scrubs and surface disinfectants

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2
Q

what is an autoclave normally pressurized at? What does it boil at/

A

15-27 psi and 250-270 degrees

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3
Q

define aseptic technique

A

the body of measures taken to keep an object or area as free of infectious organisms

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4
Q

define asepsis

A

the absence of infectious/pathogenic microorganisms

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5
Q

what are the four factors that determine whether infection will occur?

A
  1. number of microbes present at the site
  2. ability of microbe to cause disease
  3. animals resistance to infection
  4. route of exposure to microorganism
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6
Q

what is the disadvantage of biguanides?

A

May delay wound healing

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7
Q

what are the advantages of biguanides?

A

Effective in the presence of soap and organic material. residual activity of up to 24 hours

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8
Q

what are the advantages of organic iodine solutions?

A

Works well when mixed with soap. does not stain or irritate skin

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9
Q

what is a disadvantage of organic iodine solutions?

A

inactivated by organic material

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10
Q

what is providoneiodine?

A

ion bound to polyvinylpyrrolidine

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11
Q

what are organic iodine solutions used for?

A

commonly used as antiseptics in surgical scrubs

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12
Q

what are the disadvantages of chlorine?

A

corrosive, vapor irritation, deterioration and bleaching of fabrics, inactivated by organic debris

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13
Q

what are the advantages of chlorine compounds?

A

inexpensive, kills non-enveloped viruses

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14
Q

what are the disadvantages of quartering ammonium compounds?

A

inactivated by organic debris, soaps and hard water decrease efficiency

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15
Q

what are quartering ammonium compounds used for?

A

disinfectant

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16
Q

what are the advantages of quartering ammonium compounds?

A

acts rapid, not corrosive or irritating

17
Q

what are the disadvantages of phenols?

A

prolonged skin contact can cause irritation, suspect of being neurotoxic and causing birth defects

18
Q

what are some advantages of phenols?

A

effective in the presence of organic debris and soap, residual activity if allowed to dry on the surface

19
Q

define antiseptic

A

chemical agent capable of destroying growth of microorganisms applied to living tissue

20
Q

can alcohol be used in cold sterilization?

A

no

21
Q

does alcohol kill viruses?

A

no

22
Q

what are alcohols typically used for in clinics?

A

as antiseptics applied to the skin, used to disinfect surgical instruments and theremoometers