ACTUAL TEST SCRIPT 2026 VERIFIED
QUESTIONS AND CORRECT ANSWERS A+
● What lab values are monitored for assessing bone disease? Answer:
Calcium,
Phosphorus,
PTH
● What is the most common cause of chronic kidney failure in the US?
Answer: Diabetes
● What is the reason potassium dialyzes and RBC's do not? Answer:
Potassium has a smaller molecular weight
● What is an acceptable limit for chlorine's in water? Answer: Less than
0.1mg/L (ppm)
● If a new patient starts with a very high BUN, dialysis is purposely
made less efficient to prevent what? Answer: Dialysis Disequilibrium
Syndrome
, ● What causes poor clearance during dialysis? Answer: Low blood flow
rate,
Access recirculation,
Poor dialyzer reuse
● What is the movement of water from an area of low solute
concentration to an area of high solute concentration? Answer: Osmosis
● What is a potting compound, casing, fibers, and headers from?
Answer: A dialyzer
● What does a hematocrit test in indicate? Answer: Concentration of red
blood cells in the blood
● In a dialysis machine, the proportioning system does what? Answer:
Appropriately mixes the dialysate concentrates with water
● What is the best reason to wear gloves when handling machine's prior
to blood? Answer: Universal Precaustions
● You test for sterilant levels in a hemodialysis machines prior to
patient use. The test is positive for sterilant. The machines needs to do
what? Answer: Needs to go through another rinse