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PMLS TOPICS 5-7 P2 Examination > TOPIC 5 > Flashcards

TOPIC 5 Flashcards

1
Q

IS A PROCESS WHEREBY ALL FORMS OF MICROBIAL LIFE, INCLUDING BACTERIAL SPORES, ARE KILLED.

A

STERILIZATION

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2
Q

MAY BE ACCOMPLISHED BY PHYSICAL, OR
CHEMICAL MEANS

A

STERILIZATION

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3
Q

A PROCESS WHEREBY PATHOGENIC ORGANISMS, BUT NOT
NECESSARILY ALL MICROORGANISMS OR SPORES, ARE DESTROYED.

A

DISINFECTION

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4
Q

ACCOMPLISHED BY PHYSICAL OR CHEMICAL METHODS.

A

DISINFECTION

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5
Q

4 METHODS OF STERILIZATION

A

1.) HEAT
2.) FILTRATION
3.) IONIZATION RADIATION
4.) PARACETIC ACID

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6
Q

Coagulate Proteins

A

Moist Heat

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7
Q

Most effective method of sterilization

A

121 C at 15 PSI for
15 minutes - AUTOCLAVE

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8
Q

Infectious medical waste is often sterilized

A

132 C for 30-
60 minutes (Autoclave)

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9
Q

Quality Control for AUTOCLAVE

A

Bacillus stearothermophilius

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10
Q

Alternative heating (Kills vegetative cells), incubation
(Spores germinate), heating kills remaining vegetative cells

A

Fractional

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11
Q

flowing steam 100 C for 30 minutes for
3 successive days.

A

Tyndallization

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12
Q

75 – 80 C for 2 hours for 3 successive
days.

A

Inspissation

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13
Q

kills by oxidation

A

Dry Heat

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14
Q

To sterilizeinoculating loops and needles

A

Flame

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15
Q

160-180 C for1 1⁄21/2 to 2 hours

A

Oven

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16
Q

Quality Control of Dry heat

A

Bacillus subtilis var. niger

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17
Q
  • Most common method of treating
    infectious waste.
  • Burned to ashes at 870-980 C.
A

Incineration

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18
Q

is accomplished using HEPA (High Efficiency
Particulate Air) filters
designed to remove organisms larger than 0-3 um from
isolation rooms,
operating rooms, and biologic safety cabinets (BSCs).

A

Filtration

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19
Q

*Asbestos Filter
*Membrane Filter
*Method of Choice for antibiotics solutions, toxic chemicals,
radioisotopes,
vaccines and carbs which are all heat sensitive.

A

FILTRATION

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20
Q

*Used in plastic syringe, catheter or gloves
*Short wavelength, high energy gamma rays,ionizing
gamma radiation
*Used for evacuated tubes

A

IONIZATION RADIATION

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21
Q

–Most common sterilant
-Quality Control: Bacillus subtilis

A

Ethylene Oxide (ETO)

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22
Q

-sterilize HEPA filters in BSCs

A

Formaldehyde vapor and vapor phase hydrogen peroxide

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23
Q

-Sporocidal in 3-10 hours, is used in medical equipment
-Cold sterilization

A

Glutaraldehyde

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24
Q

-used in surgical equipment
-Cold Sterilization

A

PARACETIC ACID

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25
Q

100C for 15 minutes, which kills vegetative bacteria

A

Boiling

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26
Q

Kills milk borne pathogens

A

Pasteurization

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27
Q
  • Long wavelength and low energy
  • do not penetrate well,direct surface exposure such as
    working surface of BSC (Biological Safety Cabinet)
A

Non Ionizing Radiation

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28
Q

=Destroys vegetative forms of on inanimate objects
=Phenol, QUATS, Chlorine, 2% glutaraldehyde

A

Disinfectant

29
Q

=Microbiostatic agents on living tissues

A

Antiseptic

30
Q

=alcohols, aldehydes, halogens, heavy metals, quarternary
ammonium compounds

A

Disinfectant

31
Q

=Alcohol, Iodine tincture (alcohol), Iodophor
(Iodine +detergent)

A

Antiseptic

32
Q

Autoclave ( Biological indicators)

A

Bacillus stearothermophilus

33
Q

Ionizing Radiation (Biological indicators)

A

Bacillus pumilus

34
Q

Dry Heat Oven (Biological indicators)

A

Bacillus subtilis variation
niger

35
Q

Ethylene Oxide (Biological indicators)

A

Bacillus subtilis variation

globijii

36
Q

excluded urine and body fluids
not visibly contaminated by blood from U

A

Centers for disease control and prevention (CDC)

37
Q

guidelines are not limited to blood-borne pathogens;
they consider all body fluids and moist body substances to be potentially infectious.

A

Body substance Isolation (BSI)

38
Q

According to _________ guidelines, personnel should wear gloves at all times when
encountering moist body substances

A

BSI guideline

39
Q

Includes both hand washing and the use of alcohol-based
antiseptic cleaners.

A

Hand Hygine

40
Q

clean, nonsterile gloves are adequate when
touching blood, body fluids, secretions, and contaminated
items

A

Gloves

41
Q

wear a mask and eye protection or face shield to protect
mucous membranes of the eyes, nose, and mouth during
procedures and patient care activities that are likely to
generate splashes or sprays of blood, body fluids, secretions, or
excretions

A

MOUTH,NOSEANDEYE PROTECTION

42
Q

an ____ mask must be used during patient care activities related
to suspected mycobacterium exposure

A

N95

43
Q

wear a clean, nonsterile ________ to protect skin and to
prevent soiling of clothing during procedures and activities
that are likely to generate splashes or
sprays of blood, body fluids, secretions or excretions.

A

gown

44
Q

handle used patient care equipment soiled with blood, body
fluids, secretions, and excretions in a manner that prevents skin
and mucous membranes exposure, clothing contamination, and
transfer of microorganisms to other patients or environments

A

Patient care equipment

45
Q

ensure that the hospital has adequate procedures for the
routine care, cleaning, and disinfection of environmental
surfaces, beds, bedrails, bedside equipment, and other
frequently touched surfaces

A

Enviromental Control

46
Q

HANDLE, TRANSPORT, AND PROCESS LINEN SOILED WITH
BLOOD, BODY FLUIDS, SECRETIONS, AND EXCRETIONS
IN A MANNER THAT PREVENTS SKIN AND MUCOUS
MEMBRANES EXPOSURES AND CLOTHING CONTAMINATION
AND THAT AVOIDS THE TRANSFER OF
MICROORGANISMS TO OTHER PATIENTS AND
HANDLE, TRANSPORT, AND PROCESS LINEN SOILED WITH
BLOOD, BODY FLUIDS, SECRETIONS, AND EXCRETIONS
IN A MANNER THAT PREVENTS SKIN AND MUCOUS
MEMBRANES EXPOSURES AND CLOTHING CONTAMINATION
AND THAT AVOIDS THE TRANSFER OF
MICROORGANISMS TO OTHER PATIENTS AND
ENVIRONMENT

A

Linen

47
Q

never recap needles or otherwise manipulate them using both
hands or use any other equipment directing the point of a
needle toward any part of the body;rather, use self-sheathing
needles or a mechanical device to conceal the needle

A

OCCUPATIONAL HEALTH AND BLOOD BORNE PATHOGENS

48
Q

place patient in a private room who contaminates the
environment or who does not (or cannot be expected to) assist
in maintaining appropriate hygiene or environment control

A

Patient placement

49
Q

educate health-care personnel, patients, and
visitors to
contain respiratory secretions to prevent droplet
and fomite transmission of respiratory pathogens

A

Respirator Hygine or cough etiquette

50
Q

In _______ the CDC and HIPAC
(Healthcare Infection
Control Practices Advisory
Committee) combined the
major features of UP and BSI
guidelines

A

1966

51
Q

Who published guidelines known as UP developed in response to the HIV epidemic

A

CDC,1987

52
Q

Healthcare facilities provide employees
with all PPE necessary to protect
themselves from hazards encountered
during the course of work

A

OSHA regulation

53
Q

used in the laboratory includes gloves, fluid-resistant gowns, eye and face shield, and plexiglas
countertop shield.

A

PPE

54
Q

is the primary method of
infection transmission

A

Hand contact

55
Q

Hand Hygiene includes both

A

hand washing
and using alcohol-based antiseptic cleaners

56
Q

Alcohol-based cleaners can be used when

A

hands are not visibly soiled

57
Q

hand washing can be used when

A

hands are visibly soiled.

58
Q

best way to break the
chain of infection.

A

Hand washing

59
Q

The author of the law

A

Edward Murphy

60
Q

an engineer in the US air force

A

Edward Murphy

61
Q

Edward Murphy was involved in a project called

A

Gee whiz

62
Q

they would
assess on what will happen to a person when decelerated rapidly in
a certain g-force.

A

Project Gee Whiz

62
Q

The project Gee Whiz used a ________ as a tribute for better results after
multiples trials with a humanoid

A

Chipmanzee

63
Q

Nothing is easy

A

1st law

64
Q

Everything takes longer than you think

A

2nd law

65
Q

If there is a possibility of several things going wrong that one that will cause the most damage will be the one to g wrong

A

4th law

66
Q

If anything just cannot go wrong it will anyway

A

5th law

67
Q

if you perceive that there are four possible ways in which a procedure can go wrong and circumvent these ,then a fifth way, unprepared for, will promptly developed

A

6th law

PMLS TOPICS 5-7 P2 Examination (3 decks)

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