CCHT PRACTICE EXAM WITH CORRECT
ANSWERS 2026
AAMI Chemical Analysis of water used for hemodialysis is tested - CORRECT ANSWER -annually
AAdialysis technician observes a drop of blood on the surface of a patient's hemodialysis machine. Whic
h of these actions should the dialysis technician take? - CORRECT ANSWER -
Clean the machine surface immediately
AAdialysis technician observes all of the below on the treatment floor, which one poses an environment
risk? - CORRECT ANSWER -About one ounce (30 ml) fluid is on the floor
A fistula connects - CORRECT ANSWER -An artery to a vein
A marker used to determine the middle molecule clearance of a dialyzer is - CORRECT ANSWER -
Vitamin B12
AAmixed- bed DI tank contains - CORRECT ANSWER -Cations and anions
AAnephron is made up of - CORRECT ANSWER -A glomerulus and a tubule system
AApatient complains of pain at the venous needle site. The dialysis technician observes there is swelling
distal to the venous needle site and that the venous pressure is rising. The dialysis technician should su
spect - CORRECT ANSWER -An infiltration
AApatient who is to receive their first dialysis treatment is prone to? - CORRECT ANSWER -
Dialysis Disequilibrium Syndrome
A patient tells the technician that the dietician reviewed high potassium foods with her. During the con
versation she states she routinely eats the following foods. Which one is highest in potassium? -
CORRECT ANSWER -bananas
,AAreason why a dialysis technician is to be certified is - CORRECT ANSWER -It's a new Federal regulation
AArise in transmembrane pressure in a low flux dialyzer during hemodialysis is indicative of -
CORRECT ANSWER -Clotting of extracorporeal circuit
A teammate asks you to document the normal saline he just gave to Mr. Smith. You would: -
CORRECT ANSWER -Never document something that someone else did
AAtrue aneurysm can be dangerous because it - CORRECT ANSWER -
May rupture and cause the patient to bleed profusely
A patient's laboratory results indicate that the predialysis BUN level was lower than the post dialysis BU
N level. When interpreting these findings the technician should seek the answer to which of these ques
tions? - CORRECT ANSWER -Was the predialysis sample drawn from the venous port?
A rapid pulse of 104 beats/minute would indicate that the patient has: - CORRECT ANSWER -
Tachycardia
AApatient's dry weight is 154.0 (70kg) and the patient's pre treatment weight is 158.4. (72kg). For a four
- hour treatment, how many mL/ hour must the patient lose to reach dry weight? - CORRECT ANSWER -
500
AAMI standards for the total microbial count of dialysate shall not exceed: - CORRECT ANSWER -
200 CFU/mL
Acceptable interdialytic weight gains are - CORRECT ANSWER -3-5% of EDW
According to AAMI the standard level for endotoxins levels is - CORRECT ANSWER -
Less than two (2) EU/mL
According to the new Conditions for Coverage, all dialysis technicians are to be certified by a national c
ertifying agency or state specific certification by: - CORRECT ANSWER -4/15/2010
, Albumin is an important test that tells about the patient's - CORRECT ANSWER -Nutritional
All of the following are phosphate binders except: - CORRECT ANSWER -Vitamin B12
All of the following may be signs and symptoms of an infected access except: - CORRECT ANSWER -
numbness and tingling
Asepsis is defined as - CORRECT ANSWER -The absence of disease producing organisms
Based on Mrs Smith's total amount of fluid to be removed, what is the ultrafiltration rate per hour (mL/
hr) for her 4 hour treatment? - CORRECT ANSWER -1,385 mL/hr
Before a hemodialysis treatment, the technician removes the cap from the fistula needle and accidental
ly touches the chair with the tip of the needle. Which of these actions should the technician take first?
- CORRECT ANSWER -Discard the needle
Dialysate that is too hot will cause - CORRECT ANSWER -Hemolysis
Dry weight is defined as the - CORRECT ANSWER -
Weight at which the patient has no edema or fluid in the lungs and BP is normal
During a hemodialysis treatment the technician responds to a low venous pressure alarm. The most like
ly cause for this alarm is: - CORRECT ANSWER -Disconnection of the bloodline
Biohazardous waste includes any material exposed to: - CORRECT ANSWER -Blood
Decreasing the patient's prescribed blood flow rate affects the rate of - CORRECT ANSWER -Diffusion
During a hemodialysis treatment, a patient's venous needle infiltrates. Which of these actions should th
e dialysis technician take first? - CORRECT ANSWER -Stop the pump
ANSWERS 2026
AAMI Chemical Analysis of water used for hemodialysis is tested - CORRECT ANSWER -annually
AAdialysis technician observes a drop of blood on the surface of a patient's hemodialysis machine. Whic
h of these actions should the dialysis technician take? - CORRECT ANSWER -
Clean the machine surface immediately
AAdialysis technician observes all of the below on the treatment floor, which one poses an environment
risk? - CORRECT ANSWER -About one ounce (30 ml) fluid is on the floor
A fistula connects - CORRECT ANSWER -An artery to a vein
A marker used to determine the middle molecule clearance of a dialyzer is - CORRECT ANSWER -
Vitamin B12
AAmixed- bed DI tank contains - CORRECT ANSWER -Cations and anions
AAnephron is made up of - CORRECT ANSWER -A glomerulus and a tubule system
AApatient complains of pain at the venous needle site. The dialysis technician observes there is swelling
distal to the venous needle site and that the venous pressure is rising. The dialysis technician should su
spect - CORRECT ANSWER -An infiltration
AApatient who is to receive their first dialysis treatment is prone to? - CORRECT ANSWER -
Dialysis Disequilibrium Syndrome
A patient tells the technician that the dietician reviewed high potassium foods with her. During the con
versation she states she routinely eats the following foods. Which one is highest in potassium? -
CORRECT ANSWER -bananas
,AAreason why a dialysis technician is to be certified is - CORRECT ANSWER -It's a new Federal regulation
AArise in transmembrane pressure in a low flux dialyzer during hemodialysis is indicative of -
CORRECT ANSWER -Clotting of extracorporeal circuit
A teammate asks you to document the normal saline he just gave to Mr. Smith. You would: -
CORRECT ANSWER -Never document something that someone else did
AAtrue aneurysm can be dangerous because it - CORRECT ANSWER -
May rupture and cause the patient to bleed profusely
A patient's laboratory results indicate that the predialysis BUN level was lower than the post dialysis BU
N level. When interpreting these findings the technician should seek the answer to which of these ques
tions? - CORRECT ANSWER -Was the predialysis sample drawn from the venous port?
A rapid pulse of 104 beats/minute would indicate that the patient has: - CORRECT ANSWER -
Tachycardia
AApatient's dry weight is 154.0 (70kg) and the patient's pre treatment weight is 158.4. (72kg). For a four
- hour treatment, how many mL/ hour must the patient lose to reach dry weight? - CORRECT ANSWER -
500
AAMI standards for the total microbial count of dialysate shall not exceed: - CORRECT ANSWER -
200 CFU/mL
Acceptable interdialytic weight gains are - CORRECT ANSWER -3-5% of EDW
According to AAMI the standard level for endotoxins levels is - CORRECT ANSWER -
Less than two (2) EU/mL
According to the new Conditions for Coverage, all dialysis technicians are to be certified by a national c
ertifying agency or state specific certification by: - CORRECT ANSWER -4/15/2010
, Albumin is an important test that tells about the patient's - CORRECT ANSWER -Nutritional
All of the following are phosphate binders except: - CORRECT ANSWER -Vitamin B12
All of the following may be signs and symptoms of an infected access except: - CORRECT ANSWER -
numbness and tingling
Asepsis is defined as - CORRECT ANSWER -The absence of disease producing organisms
Based on Mrs Smith's total amount of fluid to be removed, what is the ultrafiltration rate per hour (mL/
hr) for her 4 hour treatment? - CORRECT ANSWER -1,385 mL/hr
Before a hemodialysis treatment, the technician removes the cap from the fistula needle and accidental
ly touches the chair with the tip of the needle. Which of these actions should the technician take first?
- CORRECT ANSWER -Discard the needle
Dialysate that is too hot will cause - CORRECT ANSWER -Hemolysis
Dry weight is defined as the - CORRECT ANSWER -
Weight at which the patient has no edema or fluid in the lungs and BP is normal
During a hemodialysis treatment the technician responds to a low venous pressure alarm. The most like
ly cause for this alarm is: - CORRECT ANSWER -Disconnection of the bloodline
Biohazardous waste includes any material exposed to: - CORRECT ANSWER -Blood
Decreasing the patient's prescribed blood flow rate affects the rate of - CORRECT ANSWER -Diffusion
During a hemodialysis treatment, a patient's venous needle infiltrates. Which of these actions should th
e dialysis technician take first? - CORRECT ANSWER -Stop the pump
