CSMLS MLA Practice Test 2 || All Correct.
Universal precautions apply to which type of hazard?
A.) Bloodborne pathogens
B.) Dangerous chemicals
C.) Environmental hazards
D.) Fire
E.) Radiation correct answers A.) Bloodborne pathogens
When trying to fix an electrical machine, your first action should be to:
A.) Replace any old cables
B.) Replace the circuit boards
C.) Replace the fuses
D.) Turn off all electricity to the lab
E.) Turn the equipment off correct answers E.) Turn the equipment off
When mixing acid and water:
A.) You should add the acid quickly to the water
B.) You should add the acid slowly to the water
C.) You should add the water quickly to the acid
D.) You should add the water slowly to the acid
E.) It makes no difference how they are mixed correct answers B.) You should add the acid
slowly to the water
Which of these chemicals is NOT explosive?
A.) Crystal violet
B.) Ether
C.) Picric acid
D.) Potassium metal
E.) Sodium azide correct answers A.) Crystal violet
Which of these is an acceptable way to discard a used needle?
A.) Bend the needle and discard it into a puncture-proof container
B.) Cut the needle and discard it into a puncture-proof container
C.) Discard the needle into a biohazard bag
D.) Discard the needle into the regular garbage
E.) Discard the whole needle into a puncture-proof container correct answers E.) Discard the
whole needle into a puncture-proof container
A CO2 fire extinguisher can be used on which of these fires?
A.) Flammable gas
B.) Flammable liquid
C.) Magnesium
D.) Paper
E.) Wood correct answers B.) Flammable liquid
, Before turning on a centrifuge, make sure:
A.) All liquid specimen tubes are uncovered
B.) The centrifuge is balanced
C.) The centrifuge is on a slanted surface
D.) The cover is open correct answers B.) The centrifuge is balanced
What is the term for a chemical that immediately damages human tissue on contact?
A.) Carcinogen
B.) Combustible
C.) Corrosive
D.) Flammable
E.) Toxic correct answers C.) Corrosive
What is the first step when using a fire extinguisher?
A.) Aim the fire extinguisher at the fire
B.) Pull the pin
C.) Squeeze the handle
D.) Sweep the hose from side to side at the base of the fire correct answers B.) Pull the pin
*Acronym PASS (Pull, Aim, Squeeze, Sweep)
Which of these items is not found in biohazard spill kits?
A.) Absorbent material
B.) Autoclavable waste bags
C.) Disinfectant
D.) Petri dishes
E.) Safety goggles correct answers D.) Petri dishes
If a chemical produces harmful fumes, it should be used only in a:
A.) Autoclave
B.) Biological safety cabinet
C.) Fume hood or chemical hood
D.) Public space
E.) Sealed room correct answers C.) Fume hood or chemical hood
A risk or hazard to health or the environment from biological agents is called a:
A.) Biohazard
B.) Environmental hazard
C.) Exposure hazard
D.) Green hazard
E.) Sepsis hazard correct answers A.) Biohazard
The responsibility for identifying employees at risk of exposure to blood or OPIM lies with the:
A.) Employer
B.) Government
C.) Patient
D.) Union correct answers A.) Employer
Universal precautions apply to which type of hazard?
A.) Bloodborne pathogens
B.) Dangerous chemicals
C.) Environmental hazards
D.) Fire
E.) Radiation correct answers A.) Bloodborne pathogens
When trying to fix an electrical machine, your first action should be to:
A.) Replace any old cables
B.) Replace the circuit boards
C.) Replace the fuses
D.) Turn off all electricity to the lab
E.) Turn the equipment off correct answers E.) Turn the equipment off
When mixing acid and water:
A.) You should add the acid quickly to the water
B.) You should add the acid slowly to the water
C.) You should add the water quickly to the acid
D.) You should add the water slowly to the acid
E.) It makes no difference how they are mixed correct answers B.) You should add the acid
slowly to the water
Which of these chemicals is NOT explosive?
A.) Crystal violet
B.) Ether
C.) Picric acid
D.) Potassium metal
E.) Sodium azide correct answers A.) Crystal violet
Which of these is an acceptable way to discard a used needle?
A.) Bend the needle and discard it into a puncture-proof container
B.) Cut the needle and discard it into a puncture-proof container
C.) Discard the needle into a biohazard bag
D.) Discard the needle into the regular garbage
E.) Discard the whole needle into a puncture-proof container correct answers E.) Discard the
whole needle into a puncture-proof container
A CO2 fire extinguisher can be used on which of these fires?
A.) Flammable gas
B.) Flammable liquid
C.) Magnesium
D.) Paper
E.) Wood correct answers B.) Flammable liquid
, Before turning on a centrifuge, make sure:
A.) All liquid specimen tubes are uncovered
B.) The centrifuge is balanced
C.) The centrifuge is on a slanted surface
D.) The cover is open correct answers B.) The centrifuge is balanced
What is the term for a chemical that immediately damages human tissue on contact?
A.) Carcinogen
B.) Combustible
C.) Corrosive
D.) Flammable
E.) Toxic correct answers C.) Corrosive
What is the first step when using a fire extinguisher?
A.) Aim the fire extinguisher at the fire
B.) Pull the pin
C.) Squeeze the handle
D.) Sweep the hose from side to side at the base of the fire correct answers B.) Pull the pin
*Acronym PASS (Pull, Aim, Squeeze, Sweep)
Which of these items is not found in biohazard spill kits?
A.) Absorbent material
B.) Autoclavable waste bags
C.) Disinfectant
D.) Petri dishes
E.) Safety goggles correct answers D.) Petri dishes
If a chemical produces harmful fumes, it should be used only in a:
A.) Autoclave
B.) Biological safety cabinet
C.) Fume hood or chemical hood
D.) Public space
E.) Sealed room correct answers C.) Fume hood or chemical hood
A risk or hazard to health or the environment from biological agents is called a:
A.) Biohazard
B.) Environmental hazard
C.) Exposure hazard
D.) Green hazard
E.) Sepsis hazard correct answers A.) Biohazard
The responsibility for identifying employees at risk of exposure to blood or OPIM lies with the:
A.) Employer
B.) Government
C.) Patient
D.) Union correct answers A.) Employer
