EXIT Module 4: Hemodialysis Devices Self-Test Sample Questions Question Title * 1. If a dialyzer membrane has a small surface area, how can the nephrologist ensure that more solutes are removed? Prescribe extra heparin Prescribe longer treatments Prescribe a lower blood flow rate Prescribe a lower dialysate flow rate OK Question Title * 2. How can you tell if a dialyzer has a synthetic membrane? The potting material smells like vinegar when you remove an end cap There is a red warning label on the cylinder if a membrane is synthetic The name of the membrane material on the label contains “poly” Look at the price tag—synthetic membranes are much more costly OK Question Title * 3. In dialysis, how does a Biomedical Technician differ from a Patient Care Technician? The Biomedical Technician is not a member of the care team Doing biomedical tasks requires an advanced college degree Biomedical Technicians work alone and do not report to anyone Biomedical Technicians work with machines, not with patients OK Question Title * 4. Dialysate enters a dialyzer through the _____ and exits through the _____. Top, bottom Left, right Bottom, top Right, left OK Question Title * 5. In dialysis, another word for flux is: Fact Fall Flow Feed OK Question Title * 6. How do dialyzers compare to normal, healthy kidneys? Dialyzers remove more small wastes than healthy kidneys Dialyzers do not remove as many middle molecules as healthy kidneys Dialyzers remove more middle molecules than healthy kidneys Dialyzers can remove anything kidneys can, in similar amounts OK Question Title * 7. How many compartments does a dialyzer contain? Thousands and thousands Two: Red and blue Two: Blood and dialysate Two: Blood in and blood out OK Question Title * 8. How does a blood leak detector work? A sensor tests the used dialysate for iron levels A monitor checks for reduced blood volume A continuous hemoglobin monitor is used A light beam is interrupted by red blood cells OK Question Title * 9. “Complement activation” can best be described by which of the following choices? A result of too much hemodialysis The patient’s response to good transplant news A parasympathetic nervous system reflex An immune response to a foreign substance OK Question Title * 10. Where in the extracorporeal circuit are you most likely to find a saline infusion line? Just after the dialyzer Just before the dialyzer Just after the blood pump Just before the blood pump OK DONE