1|Page
FRESENIUS VIRTUAL LEARNING PCT NEW HIRE
EXAM NEWEST 2025 ACTUAL EXAM COMPLETE
QUESTIONS AND CORRECT DETAILED ANSWERS
WITH RATIONALES (VERIFIED ANSWERS) |ALREADY
GRADED A+/ LATEST VERSION!!!
How long does the RO have to be running before we
perform any water testing? - Answer-15 minutes
What does IFU stand for? - Answer-instructions for use
***Instructions written by the manufacturer that are
approved by the FDA.
How long does the sample valve need to be flushed after
the RO has been running for 15 minutes before a sample
is collected? - Answer-2 minutes
What is the frequency for testing the Total Chlorine? -
Answer-Before the first patient of the day is put on AND
every 4 hours after that.
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Name the test trip used to test Total Chlorine: - Answer-
RPC Ultra-Low Total Chlorine Strips
What does TDS stand for? - Answer-Total Dissolved Solids
The RPC Ultra-Low Total Chlorine Strips are used to test
the functionality of what tanks in the water room? -
Answer-GAC (Granular Activated Carbon) tanks
Which tanks in the water room are responsible for
removing Total Chlorine? - Answer-GAC tanks (Granular
Activated Carbon tanks)
What is the TDS meter used to measure? - Answer-The
TDS meter measures the functionality of the RO and how
well it is removing those particles we do not want to
expose the patient to during treatment.
What 3 things does the pHoenix Meter, pHoenix XL Meter
and Myron L-D6 Meter test dialysate for? - Answer-1.
conductivity
2. pH
3. temperature
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What strips are used to measure water hardness? -
Answer-SteriChek Water Hardness Reagent Strips
What do the SteriChek Water Hardness Reagent Strips
measure for? - Answer-water hardness
SteriChek Water Hardness Reagent Strips measure water
hardness. What two minerals do these strips specifically
measure that are responsible for hard water? - Answer-
calcium and magnesium
The water system uses a water softener to remove
calcium and magnesium. When calcium and magnesium
are removed, what is added to the water in their place? -
Answer-sodium (Na+)
How often is water hardness tested? - Answer-2 times a
day
When is water hardness (caused by calcium and
magnesium) tested? - Answer-Before the first patient and
at the end of the day
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When the water is tested for water hardness (caused by
calcium and magnesium) before the first patient is put on
AND at the end of the day (twice daily), what is the
acceptable amount of these minerals found with the
SteriChek Water Hardness Reagent Strips? - Answer-< 20
ppm (parts per million)
What test strips are used to measure residual chlorine? -
Answer-Water Check RC Strips
When do we use the Water Check RC Strips during the
week? - Answer-after bleach day and before the first
patient is put on
If you find a vile of test strips that are not dated, can we
use them for testing purposes? - Answer-no
What is the minimum number for GAC (carbon tanks) your
clinic can have? - Answer-2
***Your clinic may have 4 GAC tanks
FRESENIUS VIRTUAL LEARNING PCT NEW HIRE
EXAM NEWEST 2025 ACTUAL EXAM COMPLETE
QUESTIONS AND CORRECT DETAILED ANSWERS
WITH RATIONALES (VERIFIED ANSWERS) |ALREADY
GRADED A+/ LATEST VERSION!!!
How long does the RO have to be running before we
perform any water testing? - Answer-15 minutes
What does IFU stand for? - Answer-instructions for use
***Instructions written by the manufacturer that are
approved by the FDA.
How long does the sample valve need to be flushed after
the RO has been running for 15 minutes before a sample
is collected? - Answer-2 minutes
What is the frequency for testing the Total Chlorine? -
Answer-Before the first patient of the day is put on AND
every 4 hours after that.
,2|Page
Name the test trip used to test Total Chlorine: - Answer-
RPC Ultra-Low Total Chlorine Strips
What does TDS stand for? - Answer-Total Dissolved Solids
The RPC Ultra-Low Total Chlorine Strips are used to test
the functionality of what tanks in the water room? -
Answer-GAC (Granular Activated Carbon) tanks
Which tanks in the water room are responsible for
removing Total Chlorine? - Answer-GAC tanks (Granular
Activated Carbon tanks)
What is the TDS meter used to measure? - Answer-The
TDS meter measures the functionality of the RO and how
well it is removing those particles we do not want to
expose the patient to during treatment.
What 3 things does the pHoenix Meter, pHoenix XL Meter
and Myron L-D6 Meter test dialysate for? - Answer-1.
conductivity
2. pH
3. temperature
,3|Page
What strips are used to measure water hardness? -
Answer-SteriChek Water Hardness Reagent Strips
What do the SteriChek Water Hardness Reagent Strips
measure for? - Answer-water hardness
SteriChek Water Hardness Reagent Strips measure water
hardness. What two minerals do these strips specifically
measure that are responsible for hard water? - Answer-
calcium and magnesium
The water system uses a water softener to remove
calcium and magnesium. When calcium and magnesium
are removed, what is added to the water in their place? -
Answer-sodium (Na+)
How often is water hardness tested? - Answer-2 times a
day
When is water hardness (caused by calcium and
magnesium) tested? - Answer-Before the first patient and
at the end of the day
, 4|Page
When the water is tested for water hardness (caused by
calcium and magnesium) before the first patient is put on
AND at the end of the day (twice daily), what is the
acceptable amount of these minerals found with the
SteriChek Water Hardness Reagent Strips? - Answer-< 20
ppm (parts per million)
What test strips are used to measure residual chlorine? -
Answer-Water Check RC Strips
When do we use the Water Check RC Strips during the
week? - Answer-after bleach day and before the first
patient is put on
If you find a vile of test strips that are not dated, can we
use them for testing purposes? - Answer-no
What is the minimum number for GAC (carbon tanks) your
clinic can have? - Answer-2
***Your clinic may have 4 GAC tanks
