The dialyis technician knows the purpose of using the rope ladder technique is to
A. prevent aneurysms.
B. prevent infiltrations.
C. prevent access infections.
D. decrease maturation time.
Directly after treatment initiation, a patient complains of chest pain, shortness of breath, and burning the access arm. The patient is MOST likely experiencing
A. a pyrogen reaction.
B. a sterilant reaction.
C. an air embolism.
D. effects of blood flow that has been initiated too quickly.
Isolated ultrafiltration (UF) is BEST described as
A. fluid removal without diffusion dialysis.
B. increased fluid removal in two successive dialyses.
C. increased fluid removal using two dialyzers in series during one dialysis.
D. increased fluid removal by alternating high and low transmembrane pressures (TMP).
The MOST common cause of death among hemodialysis patients is
A. gastrointestinal bleeding.
B. cardiac complications.
C. dialysis dementia.
D. sustained elevation of blood urea nitrogen (BUN) and creatinine.
According to the Association for the Advancement of Medical Instrumentation (AAMI), when performing a culture, water used for the hemodialysis machine should NOT exceed an action level of
A. 25 CFU/mL.
B. 50 CFU/mL.
C. 100 CFU/mL.
D. 200 CFU/mL.
What is the purpose of the ultraviolet light in MOST water treatment systems?
A. To kill fungi such as yeast
B. To kill gram-positive bacteria
C. To kill methicillin-resistant Staphylococcus aureus (MRSA)
D. To kill gram-negative bacteria
During machine setup, the dialyzer test for residual sterilant is positive. The technician's MOST appropriate response is to
A. initiate dialysis, because reprocessed dialyzers usually contain sterilant.
B. discard the entire circuit and replace it with a dry dialyzer.
C. continue rinsing for five minutes and then retest.
D. turn up dialysate flow and then retest.
All of the following are necessary to ensure quality control in the area of electrical safety EXCEPT
A. monitoring of the correct electrical power entering the dialysis facility.
B. monitoring corrosion- free electrical equipment.
C. ensuring of proper grounding of dialysis equipment.
D. periodic inspection of the condition of electrical cords and receptacles.
The BEST way to establish hemostasis after dialysis is to apply
A. a pressure dressing for 30 minutes.
B. enough pressure to occlude the vessel.
C. moderate pressure over the puncture site.
D. firm pressure proximal to the puncture site.
The general term describing a microorganism known to cause disease in man is a
A. virus.
B. fungus.
C. pathogen.
D. bacterium.
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