NNCC CCHT Exam Study Guide 2025: Certified Clinical Hemodialysis Technician Practice Test

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NNCC CCHT Certification Exam_Latest 2025

AAMI standard for conventional dialysis requires the total

microbial count to be less than .....ANSWER.....200 CFU/mL

abnormal levels of this electrolyte can cause cardiac arrhythmias

and even death .....ANSWER.....Potassium

Acceptable interdialytic weight gains are .....ANSWER.....3-5% of

TW

The AAMI standard for endotoxin levels in conventional daily's

are is .....ANSWER.....Less than 2 EU/mL

albumin is an important test that tells about the patient------------

status .....ANSWER.....nutritional

All of the follow are phosphate binders EXCEPT

.....ANSWER.....Vitamin B12

numbness and tingling .....ANSWER.....Not a sign or symptom of

an infected access

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Asepsis .....ANSWER.....Absence of disease producing organisms

AAMI chemical analysis of water used for hemodialysis is tested

.....ANSWER.....Annually

A 58- year old patient who is blind comes to treatment

accompanied by his wife. What approach should the dialysis

tech use when interacting with the patient?

.....ANSWER.....Describe the activities in the immediate

environment

A dialysis technician observed a drop of blood on the surface of

a patient's machine. What action should the tech take?

.....ANSWER.....Clean the machine surface immediately

About one ounce (30 ml) fluid is on the floor .....ANSWER.....A

dialysis technician observes all of the below on the treatment

floor, which one poses an environment risk?

A females dialysis technician has been caring for a male patient

for several months. The patient tells the dialysis tech that he is

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lonely and depressed. He asks the tech to go out to dinner with

him. In addition to politely declining the patients invitation, what

action should the dialysis technician take? .....ANSWER.....Refer

the patient to the social worker

A fistula connects .....ANSWER.....an artery to a vein

A marker used to determine the middle molecule clearance of a

dialyzer is .....ANSWER.....Vitamin B12

A mixed bed DI tank contains .....ANSWER.....cations and anions

Nephron is made up of .....ANSWER.....A glomerulus and a tubule

system

A patient complains of pain at venous needle site. The dialysis

technician observes there is swelling distal to the venous needle

site and that the venous pressure is rising. The tech should suspect

.....ANSWER.....An infiltration

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A patient who is to receive their first dialysis treatment is prone

to .....ANSWER.....dialysis disequilibrium syndrome

a patient tells the technician that the dietitian reviewed high-

potassium foods with her. during the conversation she states she

routinely eats the following food. which one is highest in

potassium? .....ANSWER.....bananas

slow pulse of 54 beats/minute would indicate the patient has:

.....ANSWER.....bradycardia

A reason why a dialysis technician is to be certified is:

.....ANSWER.....It's a CMS requirement

A rise in transmembrane pressure in a low flux dialyzer during

hemodialysis is indicative of .....ANSWER.....clotting in the

extracorporeal circuit

A teammate asks you to document the normal saline he just gave

to Mr. Smith. You would .....ANSWER.....never document something

that someone else did