Dialysis water treatment quiz

10 questions · Untimed · Explanation after each question

Carbon tanks and chlorine testing, softeners, reverse osmosis, deionization and resistivity, contaminants and their effects, cultures and endotoxin, and water system logs. These questions come from the Technical area of NNCC’s blueprint (21–25% of the exam).

Line drawing of a dialysis water treatment room: two carbon tanks in series, a softener with its brine tank and a reverse osmosis unit with membrane housings and pressure gauges

Before you start

Every question has four options and one correct answer. Each explanation says why the answer is right and why the most tempting wrong answer is wrong.
Check each answer to see the explanation before moving on. Checked answers cannot be changed.

Original practice questions written to the NNCC CCHT test blueprint and activity statements, not NNCC exam questions. Independent practice, not affiliated with or endorsed by the Nephrology Nursing Certification Commission (NNCC), C-NET or PSI. CCHT is an NNCC certification.