DAVITA CCHT EXAM PREP KIT WIH
COMPLETE QUESTIONS AND CORRECT
ANSWERS RATED A+
Various aspects of chronic kidney disease and hemodialysis management, including the leading causes of chronic kidney disease, the components of a nephron, fluid removal during dialysis, normal body ph, dialysis comp...
1. The dextrose used in the Dialysate for peritoneal dialysis can
cause:
a. hypercalcemia
b. hyperglycemia
c. hypocalcemia
d. hypoglycemia Correct Answer b
2. If a patient develops an infection post transplant, the largest
contributing factor would most likely be:
a. immunosuppressive medication
b. placement of the kidney close to the intestines
c. poor patient hygiene
d. surgical incisions Correct Answer a
3. The most frequent cause of death in the first year post
transplant is:
a. acute rejection
b. cardiac arrest
c. chronic rejection
d. infection Correct Answer d
4. Total cell volume (TCV) is an indirect measure of the:
a. Blood leak
b. Contamination of the dialyzer
c. Performance of the dialyzer
d. Residual chemicals Correct Answer c
5. The TCV should be no less than
a. 20%.
,b. 50%.
c. 80%.
d. 90%. Correct Answer c
6. The minimum dwell time to achieve sterilization with the
chemical Renalin is
a. 8 hours.
b. 11 hours.
c. 14 hours.
d. 24 hours. Correct Answer b
7. The reprocessed dialyzer is carefully rinsed prior to patient use
to remove:
a. bacteria
b. complement deposits
c. residual blood
d. residual sterilant Correct Answer d
8. Germicide rebound occurs due to:
a. Germicide bound to the casing
b. Inadequate dialyzer priming
c. Leaching from the potting compound
d. Residual in the O ring Correct Answer b
9. Which organization set the standards and recommendations for
dialyzer reprocessing?
a. AAMI
b. CDC
c. CMS
d. FDA Correct Answer a
10. The blood path integrity is tested to eliminate the possibility of
a blood leak. The drop in pressure should not exceed:
a. 5 mmHg
b. 10 mmHg
,c. 15 mmHg
d. 20 mmHg Correct Answer b
11. The purpose of using counter-current flow is to
a. decrease the amount of dialysate used.
b. decrease the surface area of the membrane.
c. increase the rate of fluid removal.
d. increase the rate of waste removal. Correct Answer d
12. The total pressure that exists across the dialyzer membrane is
called
a. hydrostatic pressure.
b. oncotic pressure.
c. osmotic pressure.
d. transmembrane pressure. Correct Answer d
13. Dialysate pH should be:
a. Between 5.0 and 5.4
b. Between 6.0 and 6.4
c. Between 7.0 and 7.4
d. Between 8.0 and 8.4 Correct Answer c
14. Dialysate that is too hot will cause
a. air embolism.
b. hemolysis.
c. hypertension.
d. hypokalemia. Correct Answer b
15. Which of the following component in dialysate is used to
correct metabolic acidosis?
a. bicarbonate
b. magnesium
c. potassium
d. sodium Correct Answer a
, 16. Total chlorine levels in the water are tested
a. at the end of the day.
b. at the beginning and the end of the day.
c. before each patient shift or every four hours.
d. before the first patient shift. Correct Answer c
17. The water softener removes
a. bicarbonate precipitate.
b. calcium and magnesium.
c. chlorine and chloramines.
d. iron and other heavy metals. Correct Answer b
18. AAMI standards for the total microbial count of dialysate shall
not exceed:
a. 200 CFU/mL
b. 400 CFU/mL
c. 800 CFU/mL
d. 1000 CFU/mL Correct Answer a
19. The water softener
a. is monitored at least once a week.
b. is monitored by checking the water pH.
c. operates on the principle of ion exchange.
d. removes bacteria. Correct Answer c
20. Which of the following is considered to be safe water for
dialysis?
a. city water
b. dialysis quality water
c. tap water
d. well water Correct Answer b
21. Patient exposure to chloramines during the hemodialysis
treatment may cause:
a. Bleeding
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