Certified Clinical Hemodialysis Technician (CCHT) Practice Exam - 2025
1. [Dialysis Principles] What is the primary function of the dialyzer in hemodialysis?
A. Monitor blood pressure
B. Control blood glucose levels
C. Remove waste products and excess fluids from the blood
D. Add electrolytes to the blood
2. [Patient Care] What is the most common complication during dialysis?
A. Nausea
B. Muscle cramps
C. Hypotension
D. Fatigue
3. [Infection Control] What is the best method to prevent infection during cannulation?
A. Using gloves
B. Using alcohol wipes
C. Hand hygiene
D. Sterile gauze
4. [Vascular Access] How often should you check for thrill and bruit in a fistula?
A. Every hour
B. Once per shift
C. Before each treatment
D. Once a week
5. [Vascular Access] How often should you check for thrill and bruit in a fistula?
A. Every hour
B. Once per shift
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, Certified Clinical Hemodialysis Technician (CCHT) Practice Exam - 2025
C. Before each treatment
D. Once a week
6. [Equipment & Water Treatment] How often should water be tested for bacteria in dialysis
units?
A. Daily
B. Weekly
C. Monthly
D. Quarterly
7. [Patient Care] What is the most common complication during dialysis?
A. Nausea
B. Muscle cramps
C. Hypotension
D. Fatigue
8. [Dialysis Principles] What is the primary function of the dialyzer in hemodialysis?
A. Monitor blood pressure
B. Control blood glucose levels
C. Remove waste products and excess fluids from the blood
D. Add electrolytes to the blood
9. [Fluid & Electrolyte Balance] What condition results from too much fluid removal during
dialysis?
A. Hypertension
B. Hypotension
C. Hyperkalemia
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, Certified Clinical Hemodialysis Technician (CCHT) Practice Exam - 2025
D. Bradycardia
10. [Patient Care] Which vital sign is most critical to monitor during dialysis?
A. Temperature
B. Pulse
C. Respiratory rate
D. Blood pressure
11. [Fluid & Electrolyte Balance] What condition results from too much fluid removal during
dialysis?
A. Hypertension
B. Hypotension
C. Hyperkalemia
D. Bradycardia
12. [Fluid & Electrolyte Balance] What condition results from too much fluid removal during
dialysis?
A. Hypertension
B. Hypotension
C. Hyperkalemia
D. Bradycardia
13. [Fluid & Electrolyte Balance] Which electrolyte is most commonly removed during
hemodialysis?
A. Calcium
B. Potassium
C. Magnesium
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, Certified Clinical Hemodialysis Technician (CCHT) Practice Exam - 2025
D. Chloride
14. [Equipment & Water Treatment] Which component removes chlorine from dialysis water?
A. Carbon filter
B. RO unit
C. Softener
D. Ultrafilter
15. [Vascular Access] Which vascular access is preferred for long-term hemodialysis?
A. Central venous catheter
B. AV graft
C. Temporary catheter
D. AV fistula
16. [Dialysis Principles] What is the primary function of the dialyzer in hemodialysis?
A. Monitor blood pressure
B. Control blood glucose levels
C. Remove waste products and excess fluids from the blood
D. Add electrolytes to the blood
17. [Patient Care] Which vital sign is most critical to monitor during dialysis?
A. Temperature
B. Pulse
C. Respiratory rate
D. Blood pressure
18. [Equipment & Water Treatment] How often should water be tested for bacteria in dialysis
units?
Page 4
1. [Dialysis Principles] What is the primary function of the dialyzer in hemodialysis?
A. Monitor blood pressure
B. Control blood glucose levels
C. Remove waste products and excess fluids from the blood
D. Add electrolytes to the blood
2. [Patient Care] What is the most common complication during dialysis?
A. Nausea
B. Muscle cramps
C. Hypotension
D. Fatigue
3. [Infection Control] What is the best method to prevent infection during cannulation?
A. Using gloves
B. Using alcohol wipes
C. Hand hygiene
D. Sterile gauze
4. [Vascular Access] How often should you check for thrill and bruit in a fistula?
A. Every hour
B. Once per shift
C. Before each treatment
D. Once a week
5. [Vascular Access] How often should you check for thrill and bruit in a fistula?
A. Every hour
B. Once per shift
Page 1
, Certified Clinical Hemodialysis Technician (CCHT) Practice Exam - 2025
C. Before each treatment
D. Once a week
6. [Equipment & Water Treatment] How often should water be tested for bacteria in dialysis
units?
A. Daily
B. Weekly
C. Monthly
D. Quarterly
7. [Patient Care] What is the most common complication during dialysis?
A. Nausea
B. Muscle cramps
C. Hypotension
D. Fatigue
8. [Dialysis Principles] What is the primary function of the dialyzer in hemodialysis?
A. Monitor blood pressure
B. Control blood glucose levels
C. Remove waste products and excess fluids from the blood
D. Add electrolytes to the blood
9. [Fluid & Electrolyte Balance] What condition results from too much fluid removal during
dialysis?
A. Hypertension
B. Hypotension
C. Hyperkalemia
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, Certified Clinical Hemodialysis Technician (CCHT) Practice Exam - 2025
D. Bradycardia
10. [Patient Care] Which vital sign is most critical to monitor during dialysis?
A. Temperature
B. Pulse
C. Respiratory rate
D. Blood pressure
11. [Fluid & Electrolyte Balance] What condition results from too much fluid removal during
dialysis?
A. Hypertension
B. Hypotension
C. Hyperkalemia
D. Bradycardia
12. [Fluid & Electrolyte Balance] What condition results from too much fluid removal during
dialysis?
A. Hypertension
B. Hypotension
C. Hyperkalemia
D. Bradycardia
13. [Fluid & Electrolyte Balance] Which electrolyte is most commonly removed during
hemodialysis?
A. Calcium
B. Potassium
C. Magnesium
Page 3
, Certified Clinical Hemodialysis Technician (CCHT) Practice Exam - 2025
D. Chloride
14. [Equipment & Water Treatment] Which component removes chlorine from dialysis water?
A. Carbon filter
B. RO unit
C. Softener
D. Ultrafilter
15. [Vascular Access] Which vascular access is preferred for long-term hemodialysis?
A. Central venous catheter
B. AV graft
C. Temporary catheter
D. AV fistula
16. [Dialysis Principles] What is the primary function of the dialyzer in hemodialysis?
A. Monitor blood pressure
B. Control blood glucose levels
C. Remove waste products and excess fluids from the blood
D. Add electrolytes to the blood
17. [Patient Care] Which vital sign is most critical to monitor during dialysis?
A. Temperature
B. Pulse
C. Respiratory rate
D. Blood pressure
18. [Equipment & Water Treatment] How often should water be tested for bacteria in dialysis
units?
Page 4
