MLPAO Exam Practice || Error-free Answers 100%.
Glassware used to measure 24-hour urine volumes is a: correct answers graduated cylinder
Glassware used to make 100 ml of a 12% solution is a: correct answers volumetric flash
A suction device used to draw up liquids is a: correct answers safety bulb
The pipette with a bulged-out portion in the middle is a: correct answers volumetric pipette
Which piece of glassware would not give critical measurement: correct answers beaker
The durable material used to make heat resistant glassware is: correct answers borosilicate
Solid crystals of potassium oxalate are added to distilled water in a container. What term would
describe the potassium oxalate? correct answers solute
The destruction of all micro-organisms including spores is called: correct answers sterilization
A ug is a unit to describe: correct answers weight
A pH of 2 is _____ than a pH of 5: correct answers 1000 times more acidic
Cells in a hypertonic solution will: correct answers dehydrate
The solution used to fix a pap smear is: correct answers cytospray
Blood for an RBC count must be prepared from: correct answers EDTA blood
,Which reagent is not routinely used to preserve tissue in a life-like manner: correct answers 10%
formalin
Which piece of histology equipment is not temperature dependent: correct answers microtome
. A biopsy is: correct answers excision of a representative tissue sample
During tissue processing, what is the correct sequence of steps: correct answers dehydration,
clearing, infiltration
Fixation is important in tissue processing because it: correct answers -prevents cell morphology
changes and shrinkage
-allows tissue to be examined in a life-like condition
-facilitates the staining process
The liquid portion of blood remaining after a clot has formed is called: correct answers serum
Which test could not be performed on a serum sample: correct answers clotting factors
. The shape of a normal erythrocyte is described as: correct answers biconcave disk
Glucose results are correctly reported in: correct answers mmol/L
If a patient refuses to have a venipuncture done you should: correct answers notify the patients
physician
Which statement is false when performing a venipuncture: correct answers the patient's arm is
cleansed before palpating the vein
,A biohazardous container is used to discard: correct answers -lancets
-needled
Which needle gauge corresponds with the smallest needle size: correct answers 23
The vacutainer tube which is used to collect and separate serum is the: correct answers SST
If a lavender top, plain red top, grey top, and light blue top tubes are collected,
what is the order of draw: correct answers plain red top, light blue, lavender, grey
The tourniquet is: correct answers used to increase venous fill
If a patient faints during a venipuncture, you should: correct answers remove the needle and
attend to the patient
What vein/veins is not used to obtain a venous blood sample: correct answers femoral vein
A blood specimen collected in a heparinized tube is centrifuged. It will separate into: correct
answers plasma, buffy coat, RBC
Hemolysis may result from: correct answers -using a 25-gauge needle on an adult Page 8/99
-vigorously shaking the blood specimen
-refrigerating the vacutainer before use
-leaving the tourniquet on for 3 minutes
The test procedure that uses a Westergren tube is: correct answers erythrocyte sedimentation rate
, Latex gloves protect the lab employee from: correct answers ) body fluids
Which statement is false when setting up an ESR: correct answers it should be set up near a
centrifuge
What is the normal temperature of a laboratory refrigerator: correct answers 3 C
The purpose of doing a differential is to: correct answers determine the proportions of WBC's in
whole blood
Blood samples for cell counts must be thoroughly mixed immediately before testing to: correct
answers ensure even distribution of all blood components
An automated hematology cell count uses the principle of: correct answers changes in cell
electrical currents
The maximum depth to perform a heel puncture on a newborn is: correct answers 2.4 mm
The first drop of blood is wiped away after performing a skin puncture to: correct answers
remove the last traces of alcohol & remove any excess tissue fluid
What areas on an infant are suitable for skin puncture: correct answers The lateral, flat portion of
the heel
What laboratory department studies antigen-antibody reaction: correct answers Immunology
What tube would be drawn for ANA: correct answers SST
A disinfectant used on metal surface is: correct answers 2% glutaraldehyde
Glassware used to measure 24-hour urine volumes is a: correct answers graduated cylinder
Glassware used to make 100 ml of a 12% solution is a: correct answers volumetric flash
A suction device used to draw up liquids is a: correct answers safety bulb
The pipette with a bulged-out portion in the middle is a: correct answers volumetric pipette
Which piece of glassware would not give critical measurement: correct answers beaker
The durable material used to make heat resistant glassware is: correct answers borosilicate
Solid crystals of potassium oxalate are added to distilled water in a container. What term would
describe the potassium oxalate? correct answers solute
The destruction of all micro-organisms including spores is called: correct answers sterilization
A ug is a unit to describe: correct answers weight
A pH of 2 is _____ than a pH of 5: correct answers 1000 times more acidic
Cells in a hypertonic solution will: correct answers dehydrate
The solution used to fix a pap smear is: correct answers cytospray
Blood for an RBC count must be prepared from: correct answers EDTA blood
,Which reagent is not routinely used to preserve tissue in a life-like manner: correct answers 10%
formalin
Which piece of histology equipment is not temperature dependent: correct answers microtome
. A biopsy is: correct answers excision of a representative tissue sample
During tissue processing, what is the correct sequence of steps: correct answers dehydration,
clearing, infiltration
Fixation is important in tissue processing because it: correct answers -prevents cell morphology
changes and shrinkage
-allows tissue to be examined in a life-like condition
-facilitates the staining process
The liquid portion of blood remaining after a clot has formed is called: correct answers serum
Which test could not be performed on a serum sample: correct answers clotting factors
. The shape of a normal erythrocyte is described as: correct answers biconcave disk
Glucose results are correctly reported in: correct answers mmol/L
If a patient refuses to have a venipuncture done you should: correct answers notify the patients
physician
Which statement is false when performing a venipuncture: correct answers the patient's arm is
cleansed before palpating the vein
,A biohazardous container is used to discard: correct answers -lancets
-needled
Which needle gauge corresponds with the smallest needle size: correct answers 23
The vacutainer tube which is used to collect and separate serum is the: correct answers SST
If a lavender top, plain red top, grey top, and light blue top tubes are collected,
what is the order of draw: correct answers plain red top, light blue, lavender, grey
The tourniquet is: correct answers used to increase venous fill
If a patient faints during a venipuncture, you should: correct answers remove the needle and
attend to the patient
What vein/veins is not used to obtain a venous blood sample: correct answers femoral vein
A blood specimen collected in a heparinized tube is centrifuged. It will separate into: correct
answers plasma, buffy coat, RBC
Hemolysis may result from: correct answers -using a 25-gauge needle on an adult Page 8/99
-vigorously shaking the blood specimen
-refrigerating the vacutainer before use
-leaving the tourniquet on for 3 minutes
The test procedure that uses a Westergren tube is: correct answers erythrocyte sedimentation rate
, Latex gloves protect the lab employee from: correct answers ) body fluids
Which statement is false when setting up an ESR: correct answers it should be set up near a
centrifuge
What is the normal temperature of a laboratory refrigerator: correct answers 3 C
The purpose of doing a differential is to: correct answers determine the proportions of WBC's in
whole blood
Blood samples for cell counts must be thoroughly mixed immediately before testing to: correct
answers ensure even distribution of all blood components
An automated hematology cell count uses the principle of: correct answers changes in cell
electrical currents
The maximum depth to perform a heel puncture on a newborn is: correct answers 2.4 mm
The first drop of blood is wiped away after performing a skin puncture to: correct answers
remove the last traces of alcohol & remove any excess tissue fluid
What areas on an infant are suitable for skin puncture: correct answers The lateral, flat portion of
the heel
What laboratory department studies antigen-antibody reaction: correct answers Immunology
What tube would be drawn for ANA: correct answers SST
A disinfectant used on metal surface is: correct answers 2% glutaraldehyde
