ICE drill: Prevention of Cross-contamination

10 questions · Untimed · Explanation after each question

Disinfecting treatment areas and labs, chemical disinfectants, barriers, tray setup, waterlines, evacuation lines, impressions and waste. DANB weights this domain at 34% of the ICE exam.

Line drawing of a dental chair with barrier film on the light handles, a disinfectant spray bottle, a canister of wipes and a self-contained water bottle on the delivery unit

Before you start

Every question is single-answer multiple choice with four options and an explanation. DANB questions have three or four options and one best answer.
Check each answer to see the explanation before moving on. Checked answers cannot be changed.

Original practice questions written from DANB’s public exam outlines. Independent preparation, not affiliated with or endorsed by the Dental Assisting National Board (DANB).