BONENT CERTIFIED-HEMODIALYSIS-TECHNICIAN-CHT Online Practice Questions and Exam Preparation

BONENT CERTIFIED-HEMODIALYSIS-TECHNICIAN-CHT Online Questions & Answers

• Question 1:

  The major cause associated with the failure of the arteriovenous (AV) graft is

  A. aneurysm.
  B. rejection.
  C. thrombosis.
  D. steal syndrome.
  C. thrombosis.

• Question 2:

  Training of staff involved in the reprocessing of hemodialyzers, per Association for the Advancement of Medical Instrumentation (AAMI) standards should include all of the following EXCEPT

  A. microbiology with respect to aseptic technique, the collection of samples, and personal safety.
  B. the consequences of not performing tasks properly.
  C. how to speak with patients when getting dialyzer reuse consents signed.
  D. the risks and hazards associated with multiple use of hemodialyzers.
  A. microbiology with respect to aseptic technique, the collection of samples, and personal safety.

• Question 3:

  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.
  B. monitoring corrosion- free electrical equipment.

• Question 4:

  The reason temperature is monitored during dialysis a that

  A. high dialysate temperature can cause increased clotting of the extracorporeal circuit.
  B. under-heated dialysate can cause a form of chronic hemolysis.
  C. increased patient temperature can decrease dialyzer clearances.
  D. hemolysis and protein denaturation may occur at elevated dialysate temperatures.
  D. hemolysis and protein denaturation may occur at elevated dialysate temperatures.

• Question 5:

  The patency of a subclavian catheter is usually maintained after dialysis by

  A. irrigating with normal saline (NS).
  B. filling the catheter with heparin.
  C. infusing the prescribed amount of tissue plasminogen activator (TPA).
  D. avoiding catheter use until the next dialysis.
  B. filling the catheter with heparin.

• Question 6:

  The rate of which excess fluid can be removed asymptomatically in a particular patient depends on

  A. degree of cardiac stability and overhydration status of the patient.
  B. the vasodilating eflect of the dialysate bath.
  C. the solute concentration of the blood.
  D. the transmembrane pressure (TMP) gradient.
  A. degree of cardiac stability and overhydration status of the patient.

• Question 7:

  Kt/V and urea reduction rate (URR) values have been abnormally high when drawn by a certian individual. What might be the cause?

  A. The predialysis sample was diluted.
  B. The blood sample was improperly obtained.
  C. The patient's dialysis time was cut by 10 minutes.
  D. The patient was told when to expect aw test and modified his diet.
  B. The blood sample was improperly obtained.

• Question 8:

  When assessing the adequacy of dialysis, which of the following factors MUST be considered?

  I). Blood flow rate II). Dialysate flow rate III). Body size IV). Clotting in the dialyzer

  A. I and II only
  B. I and IV only
  C. II, III, and IV only
  D. I, II, III, and IV
  D. I, II, III, and IV

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  Explanation/Reference:

• Question 9:

  Water softeners, commonly used to demineralize water for home dialysis treatments, have the hidden disadvantage of providing an unwanted dietary source of

  A. potassium
  B. magnesium.
  C. calcium.
  D. sodium.
  D. sodium.

• Question 10:

  The dialysis technician has noticed that a maintenance man working around the unit has an open cut on his hand. The technician should

  A. report the incident to maintenance.
  B. review precautions regarding infections with the worker.
  C. report the incident to the nurse.
  D. require the worker to request assignment elsewhere.
  B. review precautions regarding infections with the worker.