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

• Question 11:

  The patient's laboratory results are positive for Human Immunodeficiency Virus (HIV) antibodies. A correct statement regarding HlV-positive patients on dialysis is that they can be dialyzed

  A. in a hospital-based or freestanding unit using dialysis precautions.

  B. only in hospital-based dialysis units with isolation stations.

  C. in hospital-based or freestanding units with isolation stations.

  D. only in units with isolation stations using dialysis precautions.

  Correct Answer: C

• Question 12:

  All of the following are likely contributing factors to frequent clotting of dialyzers on a machine EXCEPT

  A. access recirculation

  B. high ultrafiltration (UF).

  C. high dialysate flow rate.

  D. inadequate heparinization.

  Correct Answer: C

• Question 13:

  A reused dialyzer has been set up for a patient. The patient's name is written on the dialyzer, but there is no reprocessing sticker on the dialyzer. What should the technician do?

  A. Run the patient on the dialyzer.

  B. Return the dialyzer to the reprocessing staff to have a sticker added.

  C. Set up another dialyzer for the patient.

  D. Ask the patient if this is his dialyzer.

  Correct Answer: C

• Question 14:

  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.

  Correct Answer: A

• Question 15:

  A woman needs dialysis immediately. No test has been performed for antibodies to Acquired Immune Deficiency Syndrome (AIDS). Which of the following statements regarding Universal Precautions is INCORRECT?

  A. Gloves should be worn during contact with blood, body fluid, tissue, or contaminated surfaces.

  B. Masks and protective goggles should be worn if aerosolization can easily occur.

  C. When gloves are worn during patient contact, handwashing is not necessary.

  D. All patients blood specimens should be considered biohazardous.

  Correct Answer: C

• Question 16:

  What is the MOST common complication during hemodialysis?

  A. Hypovolemia

  B. Hypertension

  C. Hypoglycemia

  D. Hypotension

  Correct Answer: D

• Question 17:

  When evaluating complications potentially related to dialyzer reuse, which of the following principles must be considered?

  A. Water with a level greater than 200 CFU gram-negative bacteria may have a high endotoxin level.

  B. Endotoxin diffusion from backfiltration might occur with high-flux dialyzers.

  C. Endotoxins may be killed by disinfectants used in dialyzer reuse.

  D. Endotoxins are best removed by ultraviolet light.

  Correct Answer: B

• Question 18:

  Conductivity meters all function on the ability to

  A. combine with the iodine electrode of the meter.

  B. pass an electrical current through the dialysate.

  C. deflect the needle due to increased viscosity of the fluid.

  D. change color when titrated against nitric acid.

  Correct Answer: A

• Question 19:

  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.

  Correct Answer: D

• Question 20:

  According to the Association for the Advancement of Medical Instrumentation (AAMI) standard, the endotoxin or Limulus Amebocyte Lysate (LAL) level shall. NOT exceed

  A. 2 EU/mL.

  B. 4 EU/mL.

  C. 1 EU/mL.

  D. 3 EU/mL.

  Correct Answer: A