CSMLS PRACTISE #3 EXAM
QUESTIONS AND ANSWERS
Which of the following territorial spaces does a phlebotomist enter when performing
venipuncture?
Intimate
Public
Social
Personal - Correct Answers -Intimate
Which of the following factors impair blood flow when a 21-gauge needle is inserted in
the patient's meridian cubital vein at 35 degrees?
Bevel completely through vein
Bevel partially into vein
Needle gauge too small
Needle angle too high - Correct Answers -Bevel partially into vein
Where is a broken glass pipette discarded?
Garbage can
Autoclave bucket
Sharps container
Biohazard box - Correct Answers -Sharps container
Which of the following rationales represents the reason patients are instructed to
refrigerate 24-hour urines during collection period?
Preserves bacteria
Prevents fecal contamination
Preserves analyte integrity
Prevents dehydration - Correct Answers -Preserves analyte integrity
Which of the following antiseptics may compromise the results of a blood alcohol
concentration?
Hydrogen peroxide
Tincture of iodine
Chlorhexidine gluconate
Benzalkonium chloride - Correct Answers -Tincture of iodine
Which of the following order of draw is corrent when collecting for CBC, PT and glucose
using a winged collection set?
Lavender, blue, gold
Discard, blue, gold, lavender
,Discard, gold, blue, lavender
Blue, gold, lavender - Correct Answers -Discard, blue, gold, lavender
In which of the following positions should a specimen for ionized calcium be kept before
centrifugation?
On a rocker
Flat
Upright
Stopper down - Correct Answers -Upright
Which of the following situations falsely increases potassium levels?
Specimen received in an ice slurry
Specimen exposed to light
Specimen clotted before centrifuge
Specimen contaminated with interstitial fluid - Correct Answers -Specimen received in
an ice slurry
What type of fluid is collected during amniocentesis?
Synovial
Serous
Pleural
Amniotic - Correct Answers -Amniotic
What step should be taken first when bubbles are present under a manually applied
coverslip using synthetic resin?
Return slide to xylene to remove coverslip
Blot coverslip with a towel soaked in xylene
Apply firm pressure to coverslip with finger
Remove coverslip by soaking slide in ethanol - Correct Answers -Return slide to xylene
to remove coverslip
Which of the following terms describe the body's state of equilibrium?
Homeostasis
Catabolism
Venostasis
Anabolism - Correct Answers -Homeostasis
Which of the agars is selective for gram negative bacteria?
Sheep blood
Thayer-Martin
Chocolate
MacConkey - Correct Answers -MacConkey
Which of the following anticoagulants is used to prevent phagocytosis for a microbiology
study?
Sodium citrate
, SPS
EDTA
Lithium heparin - Correct Answers -SPS
Which of the following tests require that instructions be provided to a patient to ensure
the proper collection of a clean-catch urine sample?
Osmolality
Susceptibility
Pregnancy
Cytology - Correct Answers -Susceptibility
How can clean-catch urines be temporarily stored prior to planting?
Freezer up to 24 hours
Incubator up to 24 hours
Biological safety cabinet up to 2 hours
Refrigerator up to 2 hours - Correct Answers -Refrigerator up to 2 hours
Which of the following requirements must be included in the setup of a LIS?
Identification code and password to each user
LIS interfaced to electronic medical record
Specimen assigned a unique barcode label
Instrumentation interfaced with the LIS - Correct Answers -Identification code and
password to each user
Which of the following pieces of equipment is used to measure urine solute
concentration?
Hemacytometer
Counting chamber
Refractometer
Volumetric pipette - Correct Answers -Refractometer
Which of the following actions can be taken to accompany the implementation of a
turnaround time clock with a coloured wheel indicating 15 minute intervals?
Change benches every 15 minutes
Deliver racks when full
Take breaks only between the coloured wedges
Use matching coloured racks - Correct Answers -Use matching coloured racks
What is the purpose of using ultrasonic cleaners when cleaning glassware?
Remove debris
Minimize scratches
Enhance drying
Prevent aerosols - Correct Answers -Remove debris
When is a discard tube used during blood collection?
While collecting a PT using a winged set
QUESTIONS AND ANSWERS
Which of the following territorial spaces does a phlebotomist enter when performing
venipuncture?
Intimate
Public
Social
Personal - Correct Answers -Intimate
Which of the following factors impair blood flow when a 21-gauge needle is inserted in
the patient's meridian cubital vein at 35 degrees?
Bevel completely through vein
Bevel partially into vein
Needle gauge too small
Needle angle too high - Correct Answers -Bevel partially into vein
Where is a broken glass pipette discarded?
Garbage can
Autoclave bucket
Sharps container
Biohazard box - Correct Answers -Sharps container
Which of the following rationales represents the reason patients are instructed to
refrigerate 24-hour urines during collection period?
Preserves bacteria
Prevents fecal contamination
Preserves analyte integrity
Prevents dehydration - Correct Answers -Preserves analyte integrity
Which of the following antiseptics may compromise the results of a blood alcohol
concentration?
Hydrogen peroxide
Tincture of iodine
Chlorhexidine gluconate
Benzalkonium chloride - Correct Answers -Tincture of iodine
Which of the following order of draw is corrent when collecting for CBC, PT and glucose
using a winged collection set?
Lavender, blue, gold
Discard, blue, gold, lavender
,Discard, gold, blue, lavender
Blue, gold, lavender - Correct Answers -Discard, blue, gold, lavender
In which of the following positions should a specimen for ionized calcium be kept before
centrifugation?
On a rocker
Flat
Upright
Stopper down - Correct Answers -Upright
Which of the following situations falsely increases potassium levels?
Specimen received in an ice slurry
Specimen exposed to light
Specimen clotted before centrifuge
Specimen contaminated with interstitial fluid - Correct Answers -Specimen received in
an ice slurry
What type of fluid is collected during amniocentesis?
Synovial
Serous
Pleural
Amniotic - Correct Answers -Amniotic
What step should be taken first when bubbles are present under a manually applied
coverslip using synthetic resin?
Return slide to xylene to remove coverslip
Blot coverslip with a towel soaked in xylene
Apply firm pressure to coverslip with finger
Remove coverslip by soaking slide in ethanol - Correct Answers -Return slide to xylene
to remove coverslip
Which of the following terms describe the body's state of equilibrium?
Homeostasis
Catabolism
Venostasis
Anabolism - Correct Answers -Homeostasis
Which of the agars is selective for gram negative bacteria?
Sheep blood
Thayer-Martin
Chocolate
MacConkey - Correct Answers -MacConkey
Which of the following anticoagulants is used to prevent phagocytosis for a microbiology
study?
Sodium citrate
, SPS
EDTA
Lithium heparin - Correct Answers -SPS
Which of the following tests require that instructions be provided to a patient to ensure
the proper collection of a clean-catch urine sample?
Osmolality
Susceptibility
Pregnancy
Cytology - Correct Answers -Susceptibility
How can clean-catch urines be temporarily stored prior to planting?
Freezer up to 24 hours
Incubator up to 24 hours
Biological safety cabinet up to 2 hours
Refrigerator up to 2 hours - Correct Answers -Refrigerator up to 2 hours
Which of the following requirements must be included in the setup of a LIS?
Identification code and password to each user
LIS interfaced to electronic medical record
Specimen assigned a unique barcode label
Instrumentation interfaced with the LIS - Correct Answers -Identification code and
password to each user
Which of the following pieces of equipment is used to measure urine solute
concentration?
Hemacytometer
Counting chamber
Refractometer
Volumetric pipette - Correct Answers -Refractometer
Which of the following actions can be taken to accompany the implementation of a
turnaround time clock with a coloured wheel indicating 15 minute intervals?
Change benches every 15 minutes
Deliver racks when full
Take breaks only between the coloured wedges
Use matching coloured racks - Correct Answers -Use matching coloured racks
What is the purpose of using ultrasonic cleaners when cleaning glassware?
Remove debris
Minimize scratches
Enhance drying
Prevent aerosols - Correct Answers -Remove debris
When is a discard tube used during blood collection?
While collecting a PT using a winged set
