Laboratory Safety, Blood Collection, & Specimen Consideration Flashcards
Sequence of donning:
a) Gloves, mask, gown, googles
b) Googles, mask, gown, gloves
c) Gown, mask, googles, gloves
d) Gloves, mask, googles, gown
c) Gown, mask, googles, gloves
During handwashing, thoroughly clean between your fingers and under your fingernails for at least ____
a) 10 seconds
b) 20 seconds
c) 30 seconds
d) 60 seconds
b) 20 seconds
To inactive hepatitis B virus, how long should the household bleach be in contact with the surface or area?
a) 10 minutes
b) 20 minutes
c) 40 minutes
d) 60 minutes
a) 10 minutes
Petrolatum, oil, and greases are hazards which may cause which class of fire?
a) Type A
b) Type B
c) Type C
d) Type D
b) Type B
Which of the following biosafety cabinet has a high intake air velocity of 100/fm?
a) BSC II, A1
b) BSC II, A2
c) BSC II, B1
d) BSC II, B2
b) BSC II, A2
To inactive HIV, how long should the household bleach be in contact with the surface or area?
a) 1 minute
b) 2 minutes
c) 4 minutes
d) 6 minutes
b) 2 minutes
HEPA:
a) High Effective Particulate Air
b) High Expressive Particulate Air
c) High Efficiency Particulate Air
d) High Explosive Particulate Air
c) High Efficiency Particulate Air
It is the most effective in the hierarchy of controls
a) Extinguish
b) Eliminate
c) Substitution
d) PPE
b) Eliminate
It isolates people from the infectious hazard by using:
a) less hazardous materials
b) warning signs
c) biosafety cabinets
d) PPE
c) biosafety cabinets
It protects the laboratory staff from the hazard by:
a) using less hazardous materials
b) wearing PPE
c) conducting policies such as SOPs
d) using fume hoods
b) wearing PPE
In biosafety class II B1, how much air is being recirculated?
a) 30%
b) 70%
c) 100%
d) none of the choices
a) 30%
In biosafety class II B2, how much air is being recirculated?
a) 30%
b) 70%
c) 100%
d) none of the choices
d) none of the choices
Biosafety class II B2 is 100% EXHAUSTED outside the building
In decontamination of body fluids, how much decontaminating solution is required?
a) 5.25% NaOCl
b) 10% chloride bleach
c) either
d) neither
c) either
Wavelength for ultraviolet region:
a) >700 nm
b) <400 nm
c) >400 nm
d) <700 nm
b) <400 nm
Wavelength for infrared region:
a) >700 nm
b) <400 nm
c) >400 nm
d) <700 nm
a) >700 nm
Which chemical hazard is used for materials that give off harmful vapors and only provide protection for personnels?
a) MSDS
b) NFPA
c) Fume hood
d) SDS
c) Fume hood
MSDS is a major source of information about chemicals written by manufacturers. It is consists of only 16 sections.
a) Both statements are true
b) Both statements are false
c) 1st statement, true; 2nd statement, false
d) 1st statement, true; 2nd statement, false
a) Both statements are true
Which type of fire extinguisher is used for ordinary combustible materials?
a) Halon
b) Carbon dioxide
c) Sand
d) Pressured water
d) Pressured water
Which type of fire extinguisher is used for flammable metals?
a) Halon
b) Carbon dioxide
c) Sand
d) Pressured water
c) Sand
Any accidents involving personal injuries, even minor ones, should be reported immediately to a:
a) OSHA
b) Supervisor
c) Laboratory staff
d) Laboratory aide
b) Supervisor
It consists of combustible chemicals or metals, such as sodium or magnesium and are extinguished with highly specialized or bulk materials.
a) Class A fires
b) Class B fires
c) Class C fires
d) Class D fires
d) Class D fires
Which of the following samples is the best alternative to serum in chemistry?
a) Citrate plasma
b) Oxalate plasma
c) Heparinized plasma
d) EDTA plasma
c) Heparinized plasma
Which of the following samples is the used for lipid and lipoprotein testing?
a) Citrate plasma
b) Oxalate plasma
c) Heparinized plasma
d) EDTA plasma
d) EDTA plasma
In utilization of NaF, what components of the samples becomes falsely elevated?
a) BUN and Creatinine
b) BUN and Ammonia
c) BUN and Urea
d) BUN and Uric acid
d) BUN and Uric acid
Heat lamps and lasers are example of:
a) Low frequency radiation
b) Microwave radiation
c) Infrared radiation
d) Ultraviolet radiation
c) Infrared radiation
Which specimen is preferred for most clinical chemistry tests?
a) Plasma
b) Serum
c) Whole blood
d) All of the choices
b) Serum
Tourniquet application should be:
a) 2-4 inches above
b) 2-4 inches below
c) 3-4 inches above
d) 3-4 inches below
c) 3-4 inches above
In antiseptic application, what is the recommended method on cleansing the site of puncture?
a) Circular with friction
b) Back and forth with friction
c) either
d) neither
b) Back and forth with friction
In high temperature, the drawn volume will be:
a) Increased
b) Decreased
c) Varies
d) No effect
b) Decreased
In high humidity, the water vapor inside the tube will
a) Migrate
b) Escape
c) Trapped
d) No effects
a) Migrate
What is the recommended length of lancet blade used for heel sticks on newborns?
a) 1.75 mm
b) 2 mm
c) 1 mm
d) 4 mm
a) 1.75 mm
What is the preferred anticoagulant used in arterial puncture?
a) Sodium heparin
b) Ammonium heparin
c) Lyophilized heparin
d) Lithium heparin
c) Lyophilized heparin
Degree angle in collecting from femoral artery:
a) 45 degrees
b) 60 degrees
c) 90 degrees
d) 30 degrees
c) 90 degrees
This tube is used in the analysis of glycosylated hemoglobin.
a) Royal blue top
b) Pink top
c) White pearl top
d) Purple top
d) Purple top
This standard applies to exposure to all blood or other potentially infectious materials in any occupational setting and it defines terminology relevant to such exposures.
a) Bloodborne pathogen standard
b) A and C
c) 29 CFR 1910.1030
d) 29 CFR 1910.1200
b) A and C
