F6 Flashcards
Moist heat sterilization usually requires to be under pressure for at a certain temperature
15 minutes
30 minutes
1 hour and 30 minutes
3 hours
15 minutes
You were instructed to perform Inspissation, the medical technologist in charge should:
apply this method to sterilize gloves for 70-80 degrees Celsius for 3 hours over 5 days
apply this method to sterilize culture media rich in proteins for 70-80 degrees Celsius
hours over 3 days
apply this method to sterilize glassware at 100 degrees Celsius for 30 minutes
None of the selection
apply this method to sterilize gloves for 70-80 degrees Celsius for 3 hours over 5 days
As a medical technologist in charge, you were asked to recommend a form of hot air sterilization, which of the selection below can you recommend?
A. 160 degrees Celsius for 2 hours oven-bake
B. 171 degrees Celsius for 1 hour oven-bake
C. 150 degrees Celsius for 12 hours
D. 121 degrees Celsius for 16 hours
A,B,C
A,B,D
B,C,D
A,C,D
A,B,D
In operating a Digital Autoclave, in what direction is the Rotate Wheel directed for it to be opened?
Clockwise
Counter-clockwise
a Digital Autoclave does not have a wheel, it has a door similar to a microwave
A lever and lock are used to open the cover
Clockwise
A chemical method is needed to sterilize objects that require bacteria to be killed by disrupting plasma membranes and enzymes
recommend using Laundry soaps
recommend phenolic compounds
recommend QUATS
recommend using iodine
recommend QUATS
Considered as a common means of destroying microorganisms
Sterilization
Heat
Autoclaving
Steaming
Heat
temperature requirement of Dry Heat Sterilization
121 degrees Celsius
170 degrees Celsius
200 degrees Celsius
400 degrees Celsius
170 degrees Celsius
A form of sterilization that causes coagulation of protein
Dry heat
Moist heat
Enzymatic reaction
Use of metals
Moist heat
A method used to sterilize antibiotic solution and vaccines
Filtration
Sedimentation
Pasteurization
Tyndallization
Filtration
HEPA Filters remove bacteria greater than ____
3 um
0.3 um
0.03 um
0.003 um
0.3 um
Low-Temperature holding requires
62.7 degrees Celsius for 15 minutes
62.7 degrees Celsius for 30 minutes
62.7 degrees Celsius for 15 seconds
62.7 degrees Celsius for 30 seconds
62.7 degrees Celsius for 30 minutes
Autoclaving caters ___pounds per square inch
15
121
1.5
132
15
Which of the following sets are Auto-clave Compatible Material?
Polystyrene, Glasswares, Stainless Steel
Pipette tips, Polypropylene, Gloves, Waste
Polyurethane, Beddings, Flasks
Surgical Instruments, Animal Food, Polyethylene
Pipette tips, Polypropylene, Gloves, Waste
What Type of Borosilicate Glass is Autoclavable?
Type I
Type II
Type III
Type IV
Type I
Which course of action is best done when autoclaving PAPER?
must be placed in an autoclavable biohazard bag and exposed to steam setting
autoclaved in a waste bag on a bio bag setting to prevent fire
enter paper in the autoclave as waste inside of an approved biohazard bag and sterilize on a steam-producing setting
none of the above
autoclaved in a waste bag on a bio bag setting to prevent fire
In an event of sublimation, the best way to sterilize in a Low-Temperature set-up is set in what temperature?
2 degrees Celsius
subzero degrees Celsius
5 degrees Celsius
None of the selection
subzero degrees Celsius
Which part and function of a Conventional Autoclave is correct?
A. Pressure Gauge-regulates pressure inside chamber
B. Pressure relief valve-regulates exhaust for steam
C. Air evacuation valve - measures pressure in chamber
All selections are correct
Pressure Gauge
Pressure Relief Valve
Air evacuation valve
None of the selections is correct
None of the selections is correct
As the medical technologist in charge of research handling endospores, what is the recommendable sterilization process?
20% solution of formaldehyde in 70% alcohol
Glutaraldehyde set at pH 7.5
Formaldehyde application for 10 minutes
application of glutaraldehyde for 12 minutes
application of glutaraldehyde for 12 minutes
Which of the following will be best to recommend to sterilize items suspected to be contaminated with Tubercle bacilli?
1% HAC
70% alcohol for 18 hours
Glutaraldehyde for 1 hour
Glutaraldehyde for 10 mins
Glutaraldehyde for 10 mins
i Ethanol at 70% concentration can kill cutaneous microbes within 30 seconds
ii. Isopropanol at 80% concentration is considered as having one of the highest bactericidal activity
1st statement is true; 2nd statement is false
1st statement is false; 2nd statement is true
both statements are true
both statements are false
1st statement is false; 2nd statement is true
