CCHT exam questions and answers compiled from
verified practice tests for the 2026-2027 exam cycle.
Exam Format Reminders
- Total Questions: 150 (125 scored, 25 unscored pilot)
- Time Limit: 3 hours
- Passing Score: Approximately 74%
- Content Areas: Clinical (48-52%), Technical (21-25%), Environmental (13-17%), Role
(10-14%)
Questions 1-25: Anatomy, Physiology, and Basic Kidney Function
1. The functional unit of the kidney is the:
- A) Nephron
- B) Glomerulus
- C) Tubule system
- D) Calyx
Answer: A) Nephron
2. A nephron is made up of:
- A) A glomerulus and a tubule system
- B) The bladder and the uterus
- C) The cortex and a capsule
- D) The loop of Henle and the capillary ball
Answer: A) A glomerulus and a tubule system
3. Which kidney structure connects with and delivers urine directly to the ureter?
- A) Pelvis
- B) Calyx
- C) Glomerulus
- D) Cortex
Answer: A) Pelvis
4. The normal adult glomerular filtration rate (GFR) is approximately:
- A) 50 mL/min/1.73 m²
- B) 75 mL/min/1.73 m²
,- C) 125 mL/min/1.73 m²
- D) 200 mL/min/1.73 m²
Answer: C) 125 mL/min/1.73 m²
5. The leading cause of chronic kidney disease in the United States is:
- A) Diabetes
- B) Hypertension
- C) Glomerulonephritis
- D) Polycystic Kidney Disease
Answer: A) Diabetes
6. All of the following substances are produced by the kidney EXCEPT:
- A) Rennin
- B) Aldosterone
- C) Erythropoietin
- D) Calcitriol
Answer: B) Aldosterone
7. Normal body pH is:
- A) 6.8-7.0
- B) 7.0-7.35
- C) 7.35-7.45
- D) 7.45-7.55
Answer: C) 7.35-7.45
8. Uremia may cause which of the following conditions?
- A) Itching
- B) Edema of the extremities
- C) Anemia
- D) All of the above
Answer: D) All of the above
9. Which of the following is NOT a symptom of uremia?
- A) Fatigue
- B) Elevated hematocrit
- C) Nausea
- D) Itching
Answer: B) Elevated hematocrit
, 10. A patient with diabetes should be observed for low blood sugar signs such as:
- A) Thirst and dry skin
- B) Sweating and confusion
- C) Fruity breath odor
- D) Polyuria
Answer: B) Sweating and confusion
11. The most likely cause of post-renal failure is:
- A) Severe Dehydration
- B) Nephrotoxic Drug
- C) Glomerulonephritis
- D) Benign Prostatic Hypertrophy
Answer: D) Benign Prostatic Hypertrophy
12. Albumin is a test that tells about the patient's _____ status.
- A) Adequacy
- B) Anemia
- C) Bone health
- D) Nutritional
Answer: D) Nutritional
13. Failure to excrete beta2-microglobulin in patients with kidney failure predisposes to:
- A) Pericarditis
- B) Amyloidosis
- C) Neuropathy
- D) Seizures
Answer: B) Amyloidosis
14. Which of the following ethnic groups is most at risk for development of kidney failure?
- A) Caucasian
- B) Asian
- C) African American
- D) Hispanic
Answer: C) African American
15. Blood tests for ferritin are performed in hemodialysis patients:
- A) To check for iron stores
- B) To check for magnesium levels
verified practice tests for the 2026-2027 exam cycle.
Exam Format Reminders
- Total Questions: 150 (125 scored, 25 unscored pilot)
- Time Limit: 3 hours
- Passing Score: Approximately 74%
- Content Areas: Clinical (48-52%), Technical (21-25%), Environmental (13-17%), Role
(10-14%)
Questions 1-25: Anatomy, Physiology, and Basic Kidney Function
1. The functional unit of the kidney is the:
- A) Nephron
- B) Glomerulus
- C) Tubule system
- D) Calyx
Answer: A) Nephron
2. A nephron is made up of:
- A) A glomerulus and a tubule system
- B) The bladder and the uterus
- C) The cortex and a capsule
- D) The loop of Henle and the capillary ball
Answer: A) A glomerulus and a tubule system
3. Which kidney structure connects with and delivers urine directly to the ureter?
- A) Pelvis
- B) Calyx
- C) Glomerulus
- D) Cortex
Answer: A) Pelvis
4. The normal adult glomerular filtration rate (GFR) is approximately:
- A) 50 mL/min/1.73 m²
- B) 75 mL/min/1.73 m²
,- C) 125 mL/min/1.73 m²
- D) 200 mL/min/1.73 m²
Answer: C) 125 mL/min/1.73 m²
5. The leading cause of chronic kidney disease in the United States is:
- A) Diabetes
- B) Hypertension
- C) Glomerulonephritis
- D) Polycystic Kidney Disease
Answer: A) Diabetes
6. All of the following substances are produced by the kidney EXCEPT:
- A) Rennin
- B) Aldosterone
- C) Erythropoietin
- D) Calcitriol
Answer: B) Aldosterone
7. Normal body pH is:
- A) 6.8-7.0
- B) 7.0-7.35
- C) 7.35-7.45
- D) 7.45-7.55
Answer: C) 7.35-7.45
8. Uremia may cause which of the following conditions?
- A) Itching
- B) Edema of the extremities
- C) Anemia
- D) All of the above
Answer: D) All of the above
9. Which of the following is NOT a symptom of uremia?
- A) Fatigue
- B) Elevated hematocrit
- C) Nausea
- D) Itching
Answer: B) Elevated hematocrit
, 10. A patient with diabetes should be observed for low blood sugar signs such as:
- A) Thirst and dry skin
- B) Sweating and confusion
- C) Fruity breath odor
- D) Polyuria
Answer: B) Sweating and confusion
11. The most likely cause of post-renal failure is:
- A) Severe Dehydration
- B) Nephrotoxic Drug
- C) Glomerulonephritis
- D) Benign Prostatic Hypertrophy
Answer: D) Benign Prostatic Hypertrophy
12. Albumin is a test that tells about the patient's _____ status.
- A) Adequacy
- B) Anemia
- C) Bone health
- D) Nutritional
Answer: D) Nutritional
13. Failure to excrete beta2-microglobulin in patients with kidney failure predisposes to:
- A) Pericarditis
- B) Amyloidosis
- C) Neuropathy
- D) Seizures
Answer: B) Amyloidosis
14. Which of the following ethnic groups is most at risk for development of kidney failure?
- A) Caucasian
- B) Asian
- C) African American
- D) Hispanic
Answer: C) African American
15. Blood tests for ferritin are performed in hemodialysis patients:
- A) To check for iron stores
- B) To check for magnesium levels
