CERTIFIED HEMODIALYSIS
TECHNICIAN EXAM QUESTIONS
AND CORRECT ANSWERS (LATEST
UPDATE)
What foods are high in potassium?
Bananas
oranges
milk
potatoes
plums (prunes)
tomatoes
What lab values are monitored for assessing bone disease?
Calcium,
phosphorus,
pth
What is the most common cause of chronic kidney failure in the us?
Diabetes
What is the reason potassium dialyzes and rbc's do not?
Potassium has a smaller molecular weight
What is an acceptable limit for chlorine's in water?
Less than 0.1mg/l (ppm)
If a new paIent starts with a very high bun, dialysis is purposely
made less efficient to prevent what?
,Dialysis disequilibrium syndrome
What causes poor clearance during dialysis?
Low blood flow rate,
access recirculaIon,
poor dialyzer reuse
What is the movement of water from an area of low solute
concentraIon to an area of high solute concentraIon?
Osmosis
What is a poNng compound, casing, fibers, and headers from?
A dialyzer
What does a hematocrit test in indicate?
ConcentraIon of red blood cells in the blood
In a dialysis machine, the proporIoning system does what?
Appropriately mixes the dialysate concentrates with water
What is the best reason to wear gloves when handling machine's
prior to blood?
Universal precausIons
You test for sterilant levels in a hemodialysis machines prior to
paIent use. The test is posiIve for sterilant. The machines needs to
do what?
Needs to go through another rinse
What are serum abnormaliIes in renal failure?
When creaInine, bun, phosphorus are elevated
, Hemodialysis requires a means to channel the paIent's blood to the
hemodialyzer and then back to the body, what is this called?
Vascular access
Where is a fistula usually placed?
Forearm, near the wrist
According to the cdc, how long do you wash your hands with soap
and water?
15-seconds
(true/false)
a solvent is a fluid?
True
In the process of dialysis, dialysate is a soluIon. What is a solvent?
Treated water
Total cell volume (tcv) is also called the fiber bundle volume. When
preparing a new dialyzer, what is the tcv?
The total amount of fluid the dialyzer blood compartment will hold
What dialyzer characterisIc explains how much water will be
removed during a treatment?
UltrafiltraIon coefficient
What dialyzer characterisIc explains the rate of solute removal?
Clearance
When you perform a water quality check, what are you checking for?
Chlorine and chloramine
The term ph is a measurement of the concentraIon of what?
TECHNICIAN EXAM QUESTIONS
AND CORRECT ANSWERS (LATEST
UPDATE)
What foods are high in potassium?
Bananas
oranges
milk
potatoes
plums (prunes)
tomatoes
What lab values are monitored for assessing bone disease?
Calcium,
phosphorus,
pth
What is the most common cause of chronic kidney failure in the us?
Diabetes
What is the reason potassium dialyzes and rbc's do not?
Potassium has a smaller molecular weight
What is an acceptable limit for chlorine's in water?
Less than 0.1mg/l (ppm)
If a new paIent starts with a very high bun, dialysis is purposely
made less efficient to prevent what?
,Dialysis disequilibrium syndrome
What causes poor clearance during dialysis?
Low blood flow rate,
access recirculaIon,
poor dialyzer reuse
What is the movement of water from an area of low solute
concentraIon to an area of high solute concentraIon?
Osmosis
What is a poNng compound, casing, fibers, and headers from?
A dialyzer
What does a hematocrit test in indicate?
ConcentraIon of red blood cells in the blood
In a dialysis machine, the proporIoning system does what?
Appropriately mixes the dialysate concentrates with water
What is the best reason to wear gloves when handling machine's
prior to blood?
Universal precausIons
You test for sterilant levels in a hemodialysis machines prior to
paIent use. The test is posiIve for sterilant. The machines needs to
do what?
Needs to go through another rinse
What are serum abnormaliIes in renal failure?
When creaInine, bun, phosphorus are elevated
, Hemodialysis requires a means to channel the paIent's blood to the
hemodialyzer and then back to the body, what is this called?
Vascular access
Where is a fistula usually placed?
Forearm, near the wrist
According to the cdc, how long do you wash your hands with soap
and water?
15-seconds
(true/false)
a solvent is a fluid?
True
In the process of dialysis, dialysate is a soluIon. What is a solvent?
Treated water
Total cell volume (tcv) is also called the fiber bundle volume. When
preparing a new dialyzer, what is the tcv?
The total amount of fluid the dialyzer blood compartment will hold
What dialyzer characterisIc explains how much water will be
removed during a treatment?
UltrafiltraIon coefficient
What dialyzer characterisIc explains the rate of solute removal?
Clearance
When you perform a water quality check, what are you checking for?
Chlorine and chloramine
The term ph is a measurement of the concentraIon of what?
