Table of Contents
PCL Dialysis Technology License Exam: MCQs Set
1. Which of the following is the main function of the kidney?
A. Oxygen transport
B. Urea synthesis
C. Electrolyte excretion
D. Insulin production
Answer: C. Electrolyte excretion
2. What is the typical blood flow rate during hemodialysis?
A. 50–100 mL/min
B. 100–150 mL/min
C. 200–500 mL/min
D. 600–800 mL/min
Answer: C. 200–500 mL/min
3. What is the purpose of heparin during dialysis?
A. Control blood pressure
B. Prevent clotting in the circuit
C. Enhance filtration rate
D. Correct acidosis
Answer: B. Prevent clotting in the circuit
4. Which dialyzer membrane is more biocompatible?
A. Cellulose
B. Cuprophan
C. Polysulfone
D. Acetate
Answer: C. Polysulfone
5. What is the normal range of potassium in blood?
A. 1.5–2.5 mEq/L
B. 3.5–5.0 mEq/L
C. 6.5–8.5 mEq/L
D. 10–12 mEq/L
Answer: B. 3.5–5.0 mEq/L
6. Which of the following complications is most common during dialysis?
A. Hypoglycemia
B. Hypotension
C. Seizure
D. Pneumothorax
Answer: B. Hypotension
7. Reverse osmosis (RO) system in dialysis is used for:
A. Heating dialysate
B. Sterilizing instruments
C. Purifying water
D. Measuring blood flow
Answer: C. Purifying water
8. Uremia is primarily caused by:
A. Hypernatremia
B. Renal failure
C. Liver disease
D. Heart failure
Answer: B. Renal failure
9. Which solution is used to prime the dialyzer before connection to the patient?
A. Normal saline
B. 5% Dextrose
C. Sterile water
D. Ringer’s lactate
Answer: A. Normal saline
10. The arterial needle in AV fistula is usually inserted:
A. Distal to venous needle
B. Proximal to venous needle
C. At the same site
D. On the other arm
Answer: B. Proximal to venous needle
11. Which disease is most commonly associated with the need for dialysis?
A. COPD
B. Diabetes mellitus
C. Tuberculosis
D. Cirrhosis
Answer: B. Diabetes mellitus
12. Which parameter is NOT monitored during dialysis?
A. Blood pressure
B. Pulse rate
C. Body temperature
D. HbA1c
Answer: D. HbA1c
13. Hepatitis B virus is best prevented in dialysis units by:
A. Antibiotics
B. Isolation and vaccination
C. Dialysis reuse
D. Blood transfusion
Answer: B. Isolation and vaccination
14. Which anticoagulant is most commonly used in hemodialysis?
A. Warfarin
B. Heparin
C. Aspirin
D. Enoxaparin
Answer: B. Heparin
15. A dialyzer with a high-flux membrane is preferred in:
A. Hyperkalemia
B. Chronic kidney disease
C. Hepatitis C patients
D. Patients needing large solute clearance
Answer: D. Patients needing large solute clearance
16. The duration of a typical hemodialysis session is:
A. 1–2 hours
B. 2–3 hours
C. 3–5 hours
D. 6–8 hours
Answer: C. 3–5 hours
17. Which condition may cause clotting of the dialysis circuit?
A. High flow rate
B. Adequate heparinization
C. Air embolism
D. Inadequate anticoagulation
Answer: D. Inadequate anticoagulation
18. Dry weight refers to:
A. Pre-dialysis weight
B. Weight after ultrafiltration
C. Postprandial weight
D. Ideal body weight in healthy person
Answer: B. Weight after ultrafiltration
19. What is a major risk of reuse of dialyzers?
A. Hypotension
B. Dialyzer clotting
C. Infection transmission
D. Hypertension
Answer: C. Infection transmission
20. Which vascular access is preferred for long-term dialysis?
A. Temporary catheter
B. Femoral vein cannulation
C. Arteriovenous fistula
D. Subclavian catheter
Answer: C. Arteriovenous fistula
