CERTIFIED-HEMODIALYSIS-TECHNICIAN-CHT Online Practice Questions and Answers

Which of the following a NOT important in maintaining accurate blood flow rates?

A. Periodic testing of calibration

B. Internal diameter of the blood pump segment

C. The length of tubing between pump and dialyzer

D. Checking the calibration when changing tubing manufacturers

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.

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.

If the dialysis machine has been disinfected with Renalin, it is important to test tor residual Renalin after rinsing to minimize the risk of

A. potential for a pyrogen reaction.

B. alternation of the chemical composition of the dialysis fluid.

C. patient exposure to Renalin.

D. alteration of components in the machine.

Which of the following is the MOST likely cause when a patient develops a fever after hemodialysis treatment has begun?

A. Hypotension

B. Hyperkalemia

C. Pyrogenic reaction

D. Disequilibrium syndrome

The surface of dialysis equipment should be disinfected with a bleach solution of what ratio of bleach to water concentration?

A. 1:10

B. 1:100

C. 1:200 D. 1:500

When handing dialysate effluent, staff should wear gloves, masks, and eye protection because

A. the practice may reduce the peritonitis occurrence rate.

B. the effluent is considered a contaminated body fluid.

C. the effluent is acidic and may irritate the skin.

D. repeated handwashing can be avoided.

Measuring conductivity of finished dialysate with an external meter is

A. important when acetate is used as the buffer.

B. mandatory if the bicarbonate solution is not monitored.

C. not necessary on a regular basis because the dialysis machine monitors these parameters.

D. recommended by the Association for the Advancement of Medical Instrumentation (AAMI) and manufacturers of dialysis machines.

Induration at the site of a tuberculin skin test (TST) means that a person

A. was exposed to tuberculosis.

B. was exposed to hepatitis.

C. has shingles.

D. has Human Immunodeficiency Virus (HIV).

Which of the following is the BEST reason to check a patient's temperature before beginning hemodialysis?

A. Check for early signs of infection

B. Complete the predialysis assessment sheet

C. Prevent complications during the treatment

D. Make the staff aware of the need for isolation