CSMLS MLA Study Exam with Complete
Solutions
A blood sample collected in an SST requires the following amount of time for clotting: -
ANSWER-30 min
A gas-pack is usually used to create what type of atmospheric conditions? - ANSWER-
Anaerobic conditions
A patient that is anemic, bleeds easily and is highly susceptible to infections may have: -
ANSWER-leukaemia
A random urine specimen for routine urinalysis collected at 0730 at a PCC will not be
examined until 1100 hours. What would routinely be done to preserve the specimen? -
ANSWER-refrigerate at 4º
A repeat PT is ordered on a patient who has a HCT of 0.60 L/L. Which protocol will you
be asked to perform? - ANSWER-Citrate concentration adjustment
A specimen collected for chemistry is usually this sample type: - ANSWER-plasma and
serum
A staph streak is added to which media after planting and streaking? - ANSWER-BAP
Abnormal collections of fluid in body cavities are collected by a procedure called -
ANSWER-paracentesis
Amniotic fluid must be immediately protected from light to preserve which of the
following substances? - ANSWER-Bilirubin
An anaerobic bacteria is a suspected pathogen for all of the specimen types: -
ANSWER-Deep ulcer
Bed sores
First Degree burn
D-dimers are only produced from the breakdown of which structure? - ANSWER-fibrin
For transfusion medicine who can be the second identifier? - ANSWER-RN/LPN/Unit
Clerk?MLA/Doctor (rarely)
Outpatient: Themselves if 18+ or parent/gaurdian
,From what area are samples for pinworm testing collected? - ANSWER-around anal
opening
How are agar plates stored during he incubation? - ANSWER-Bacteria faces down
(label faces up) - his way there is no condensation
How are cells differentiated? - ANSWER-size
nucleus
colour
actual granule content within them
How are Gynecological Pap smears collected? - ANSWER-By using a brush or spatula,
smears on a slide and fixed
Frosted end of the slide must be labelled using a pencil
How are specimens disposed of? - ANSWER-Bagged and incinerated
How can a blood alcohol test be obtained? - ANSWER-Consent
Demand
Warrant
How do you a pinworm collection? - ANSWER-1. Remove the cap from the pinworm
collection vial with its attached clear Polystyrene paddle
One side of the paddle is coated with a non toxic adhesive material and is labelled "
sticky side"
DO NOT TOUCH THIS SURFACE
2. Press the sticky surface of the paddle against the skin surrounding the anal opening
with moderate pressure
3. Replace the paddle into the vial and tighten the cap.
4. Label the container with the patients name, PHN, and the date and time of collection
5. Wash your hands thoroughly
6. Deliver the specimen to the lab as soon as possible
How do you break a chain of infection? - ANSWER-1. source of infecting microorganism
2. means of transmission for the microorganism
,3. susceptible host
How do you check for a clot in an EDTA sample? - ANSWER-by using a stick and
scooping
How do you check for QC? - ANSWER-MAC plate is used
E.coli gram negative (grow) - lactose fermenter (pink)
Proteus st. gram negative (grow) - non lactose fermenter (colourless or transparent)
Staph epi gram positive (no growth)
How do you clean up he blood and body fluid spill? - ANSWER-Place paper towels over
spill are to contain it and gently pour disinfectant on the towels working from the outside
in to create a barrier
Use the appropriate contact time for the disinfectant
don on proper PPE
avoid spreading the material over a wider area than that occupied by the original spill
use puncture proof gloves
once the original material is absorbed by the power towel
use tongs to pick up glass
disinfect any reusable items
spill that is moderate to large in size should be treated with an absorbing material prior
to beginning the disinfectant process
How do you collect a 72 hour fecal fat stool? - ANSWER-patient needs to follow a
prescribed diet of 100g fat/day 3 days prior to beginning the collection.
1. The specimen must be collected into a pre weighed can provided by the lab
2. The can should be filled no more than ½ full.
3. The collection starts after the patient has passed a stool, which is discarded.
4. Start time and date are recorded on the can.
5. Collect all stools for a 72 hour period.
, 6. Refrigerate specimen during the collection period.
7. Label can with patients name, PHN, location, test date and time of collection.
8. Seal the can well.
9. Transport to the lab as soon as possible.
How do you collect a FIT for occult blood? - ANSWER-1. Place plastic wrap between
the toilet seat and the bowl or place a clean container in the toilet (eg ice cream pail)
2. Catch stool in one of the above methods - do not contaminate with urine.
3. Remove the green cap from the collection container.
4. Take the green stick attached to the lid and insert it into the sample in areas that
appear bloody or mucousy.
5. Replace lid on the collection container.
6. Record the date and time of collection on the collection container.
7. Deliver specimen to the lab as soon as possible.
How do you collect a OB card Occult blood? - ANSWER-At home the patient will collect
the sample as follows:
1. Place plastic wrap between the toilet seat and the bowl or place a clean container in
the toilet (eg ice cream pail)
2. Catch stool in one of the above methods - do not contaminate with urine
3. Using an applicator stick apply a thin layer of stool on one of the squares on the first
card under the flap. Look for areas of the stool that may appear bloody or mucousy.
4. Using the same applicator stick choose a different area of the stool and place a thin
layer of stool on the other square on the first card under the flap.
5. Discard the applicator stick and after sample has air dried, close flap on the first card
6. Record the date and time of collection on the front of the first card.
7. Following steps a-f, collect samples for cards 2 and 3 on either the next 2 days or the
next 2 bowel movements which ever is longer.
8. Deliver the OB cards to the lab once they have all been collected.
Solutions
A blood sample collected in an SST requires the following amount of time for clotting: -
ANSWER-30 min
A gas-pack is usually used to create what type of atmospheric conditions? - ANSWER-
Anaerobic conditions
A patient that is anemic, bleeds easily and is highly susceptible to infections may have: -
ANSWER-leukaemia
A random urine specimen for routine urinalysis collected at 0730 at a PCC will not be
examined until 1100 hours. What would routinely be done to preserve the specimen? -
ANSWER-refrigerate at 4º
A repeat PT is ordered on a patient who has a HCT of 0.60 L/L. Which protocol will you
be asked to perform? - ANSWER-Citrate concentration adjustment
A specimen collected for chemistry is usually this sample type: - ANSWER-plasma and
serum
A staph streak is added to which media after planting and streaking? - ANSWER-BAP
Abnormal collections of fluid in body cavities are collected by a procedure called -
ANSWER-paracentesis
Amniotic fluid must be immediately protected from light to preserve which of the
following substances? - ANSWER-Bilirubin
An anaerobic bacteria is a suspected pathogen for all of the specimen types: -
ANSWER-Deep ulcer
Bed sores
First Degree burn
D-dimers are only produced from the breakdown of which structure? - ANSWER-fibrin
For transfusion medicine who can be the second identifier? - ANSWER-RN/LPN/Unit
Clerk?MLA/Doctor (rarely)
Outpatient: Themselves if 18+ or parent/gaurdian
,From what area are samples for pinworm testing collected? - ANSWER-around anal
opening
How are agar plates stored during he incubation? - ANSWER-Bacteria faces down
(label faces up) - his way there is no condensation
How are cells differentiated? - ANSWER-size
nucleus
colour
actual granule content within them
How are Gynecological Pap smears collected? - ANSWER-By using a brush or spatula,
smears on a slide and fixed
Frosted end of the slide must be labelled using a pencil
How are specimens disposed of? - ANSWER-Bagged and incinerated
How can a blood alcohol test be obtained? - ANSWER-Consent
Demand
Warrant
How do you a pinworm collection? - ANSWER-1. Remove the cap from the pinworm
collection vial with its attached clear Polystyrene paddle
One side of the paddle is coated with a non toxic adhesive material and is labelled "
sticky side"
DO NOT TOUCH THIS SURFACE
2. Press the sticky surface of the paddle against the skin surrounding the anal opening
with moderate pressure
3. Replace the paddle into the vial and tighten the cap.
4. Label the container with the patients name, PHN, and the date and time of collection
5. Wash your hands thoroughly
6. Deliver the specimen to the lab as soon as possible
How do you break a chain of infection? - ANSWER-1. source of infecting microorganism
2. means of transmission for the microorganism
,3. susceptible host
How do you check for a clot in an EDTA sample? - ANSWER-by using a stick and
scooping
How do you check for QC? - ANSWER-MAC plate is used
E.coli gram negative (grow) - lactose fermenter (pink)
Proteus st. gram negative (grow) - non lactose fermenter (colourless or transparent)
Staph epi gram positive (no growth)
How do you clean up he blood and body fluid spill? - ANSWER-Place paper towels over
spill are to contain it and gently pour disinfectant on the towels working from the outside
in to create a barrier
Use the appropriate contact time for the disinfectant
don on proper PPE
avoid spreading the material over a wider area than that occupied by the original spill
use puncture proof gloves
once the original material is absorbed by the power towel
use tongs to pick up glass
disinfect any reusable items
spill that is moderate to large in size should be treated with an absorbing material prior
to beginning the disinfectant process
How do you collect a 72 hour fecal fat stool? - ANSWER-patient needs to follow a
prescribed diet of 100g fat/day 3 days prior to beginning the collection.
1. The specimen must be collected into a pre weighed can provided by the lab
2. The can should be filled no more than ½ full.
3. The collection starts after the patient has passed a stool, which is discarded.
4. Start time and date are recorded on the can.
5. Collect all stools for a 72 hour period.
, 6. Refrigerate specimen during the collection period.
7. Label can with patients name, PHN, location, test date and time of collection.
8. Seal the can well.
9. Transport to the lab as soon as possible.
How do you collect a FIT for occult blood? - ANSWER-1. Place plastic wrap between
the toilet seat and the bowl or place a clean container in the toilet (eg ice cream pail)
2. Catch stool in one of the above methods - do not contaminate with urine.
3. Remove the green cap from the collection container.
4. Take the green stick attached to the lid and insert it into the sample in areas that
appear bloody or mucousy.
5. Replace lid on the collection container.
6. Record the date and time of collection on the collection container.
7. Deliver specimen to the lab as soon as possible.
How do you collect a OB card Occult blood? - ANSWER-At home the patient will collect
the sample as follows:
1. Place plastic wrap between the toilet seat and the bowl or place a clean container in
the toilet (eg ice cream pail)
2. Catch stool in one of the above methods - do not contaminate with urine
3. Using an applicator stick apply a thin layer of stool on one of the squares on the first
card under the flap. Look for areas of the stool that may appear bloody or mucousy.
4. Using the same applicator stick choose a different area of the stool and place a thin
layer of stool on the other square on the first card under the flap.
5. Discard the applicator stick and after sample has air dried, close flap on the first card
6. Record the date and time of collection on the front of the first card.
7. Following steps a-f, collect samples for cards 2 and 3 on either the next 2 days or the
next 2 bowel movements which ever is longer.
8. Deliver the OB cards to the lab once they have all been collected.
