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CHT PRACTICE TEST QUESTIONS AND ANSWERS
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CHT PRACTICE TEST QUESTIONS AND ANSWERS
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CHT PRACTICE TEST QUESTIONS AND ANSWERSWhich of the following phosphate blinders would best control hyperphosphatemia with the
fewest side effects in patients with end stage kidney disease? Correct Ans-Lanthanum
carbonate
All of the following statements about vitamins in dialysis patients are true except Correct
Ans-Dialysis does not remove water-soluble vitamins
Osmosis is best define as: Correct Ans-Diffusion of solvent through a semipermeable
membrane from low-to high solute concentration
In hemodialysis blood and dialysate have which of the following properties? Correct Ans-
They flow in opposite directions
In the dialyzer, water may be removed from Correct Ans-The intravascular compartment
Which site in the hemodialysis pathway has the highest positive pressure Correct Ans-
Blood entering the dialyzer fibers
The term" sieving coefficient of a membrane" refers to the: Correct Ans-Fraction of solute
that passes through the membrane by convection.
Water moves from one body compartment to another by Correct Ans-Osmotic forces
, CHT PRACTICE TEST QUESTIONS AND ANSWERS
Biocompatibility is best illustrated by Correct Ans-Reprocessed dialyzers that have a better
biocompatibility than new ones
The amount of fluid to be taken from the patient during hemodialysis Correct Ans-May be
calculated by subtracting the patients estimated dry weight from the pre dialysis weight and
adding any fluid the patient receives during treatment.
The ultrafiltration coefficient of a dialyzer refers to the Correct Ans-Fluid that passes
through the membrane in 1 hour
The molecular weight cutoff of a dialyzer is 12,000 daltons. Which of the following molecules
would not pass through the membrane into the dialysate? Correct Ans-Albumin
Clearance of low- molecular- weight molecules by dialysis is accomplished mostly by
Correct Ans-Diffusion
A hollow fiber dialyzer has which of the following properties? Correct Ans-Very fine fiber
tubes held in place by polyurethane material
Synthetic membranes have which of the following properties? Correct Ans-They have thick
fiber walls
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