DANB ICE Practice Questions with Correct Answers Updated 2025

Surface cleaning prevents the transmission of infection caused by: A.Use of protective barriers B.Direct contact of hands C.Disinfected equipment. D.Placement of sterilized instruments - Correct Ans-B. Direct contact of hands External chemical monitoring should be placed on______ A. Each packet per load B. A packet each day C. A packet per load D. Each packet once a week. - Correct Ans-C. A packet per load In reading the material safety data sheet for clearfil se bond; Primer, the dental assistant notices H315 as a hazard statement. What does H315 mean ? A. Causes skin irritation. B. Causes eye irritation C. May cause an allergic skin reaction D. None of these - Correct Ans-A. causes skin irritation What course of action should an employee take if proper infection control precautions are not met ? A. Nothing B. Purchase own equipment C. Contact the CDC D. Contact OSHA - Correct Ans-D. Contact OSHA Anna, a new assistant is being trained by the lead assistant on items requiring surface cleaning and disinfection in the operatory. Which item(s) will not require surface cleaning A. Dental chair B. Dental handpiece unit. C. Suction hoses and handle D. Dental explorer or probes - Correct Ans-D. Dental explorer or probes How long should a patient wait before rinsing after oral surgery ? A.24 Hours B.12 Hours C.48 Hours D.8 Hours - Correct Ans-A. 24 Hours It is suspected that a dental assistant has been exposed to Hepatitis B.According to OSHA, what is the maximum amount of time she has to undergo a blood draw to confirm or refute this ? A. 24 Hours B. 6 Hours C. 12 Hours D. 2 Hours - Correct Ans-D. 2 Hours It is important to understand the label for a hazardous chemical. Red means: A. Special hazards B. Health C. Instability D. Flammability - Correct Ans-D. Flammability Besides plastic, What is a useful barrier for light switches ? A. Nothing B. Paper C. Foil D. Cover - Correct Ans-C. Foil After communicating possible consequences to a patient, what must happen before a dental procedure ? A. Patient assurance B. Informed consent C. Collect belongings D. Remove contacts - Correct Ans-B. Informed consent MSDS information required by OSHA includes all of the following except: A. Physical hazards of substances B. Provisions for spills and directions for cleanup C. The telephone number to call in order to determine if the substance is carcinogenic D. The name of the manufacturer of the substance - Correct Ans-C. The telephone number to call in order to determine if the substance is cariogenic How is Hepatitis B virus (HBV) transmitted from person to person ? A. HBV is transmitted by mucosal exposure to blood or body fluids of a person with either acute or chronic HBV infection. B. HBV is transmitted by inhalation of airborne microorganisms C. HBV is transmitted by eating at unsanitary restaurants D. HBV is transmitted by direct contact with blood. - Correct Ans-A. HBV is transmitted by mucosal exposure to blood or body fluids of a person with either acute or chronic HBV infection. Engineering controls can apply to all of the following except for: A. IV systems B. Needles C. Personal protective equipment D. Record keeping - Correct Ans-D. Record keeping A chemical that requires goggles will have which color on the warning label ? A. White B. Blue C. Red D. Yellow - Correct Ans-A. White When assessing the risk for infection in dentistry, a risk assessment should be preformed. one of the items listed, which would be the final step in the process ? A. Determine the level of risk B. Record what you find C. Look for the hazards D. Identify who is at risk - Correct Ans-B. Record what you find There are various types of waste and each must be disposed of properly. which of the following waste types is defined as "infectious medical waste that requires special handling, neutralization, and disposal ? A. Contaminated B. Hazardous C. infectious D. Regulated - Correct Ans-D. Regulated Transient microorganisms include: A. Non pathogenic bacteria only B. All pathogenic microorganisms C. Non pathogenic fungi only D. Viruses only - Correct Ans-B. All pathogenic microorganisms What is the effect of using emollients A. Nothing B. Increase bacteria growth C. Traps bacteria D. Reduce bacteria growth - Correct Ans-D. Reduce bacteria growth The material safety data sheet for clearfil se bond; Primer lists H317 as a hazard. what is H317 A. May cause an allergic skin reaction B. Causes skin irrational C. Causes eye irritation D. None of these - Correct Ans-A, May cause an allergic reaction When using the cassette instrument sterilizing system, the instrument is kept in the cassette during all, except A. Cleaning B. Rinsing C. Wrapping D. Drying - Correct Ans-C. Wrapping How long does it take for microbes from the water supply to cling to tubes ? A. Hours B. Days C. Weeks D. Minutes - Correct Ans-A. Hours What requires soliciting information from non managerial employees ? A. Blood borne pathogens prevention B. Sharps injury log C. Exposure determination D. Exposure control plan - Correct Ans-D. Exposure control plan Which of the following will not break the link between the infectious agent and the reservoir A. Sterilization B. Nutrition C. Cleaning D. Disinfection - Correct Ans-B. Nutrition Which of the following is an example of PPE A. Tunic B. Tube socks C. Face shield D. Uniform - Correct Ans-C. Face shield How long would a dry heat sterilizer at 340 F typically take to sterilize instruments ? A. 2 hours B. 1 hour C. 4 hours D. 3 hours - Correct Ans-B. 1 hour Which of the following is not a required component of the exposure control plan, according to OSHA ? A. A list of job classifications where occupational exposure control occurs B. A list of tasks where exposure occurs C. Method/ policies/ procedures for compliance D. Must be in english and spanish - Correct Ans-D. Must be in english and spanish What does the number 1 in the yellow section of the chemical hazard label represent ? A. Slight flammability hazard B. Minimal health hazard C. minimal flammability hazard D. slight reactivity hazard - Correct Ans-D. Slight reactivity hazard What must be in the solution used to remove debris from surfaces that need to be disinfected ? A. Detergent B. Bleach C. Ethylene D. Alcohol - Correct Ans-A. Detergent Although infectious agents are present at this stage, they are less in number or not as effective. A. Prodromal B. Acute C. Convalescent D. Incubation - Correct Ans-C. Convalescent Packs are sterilized in what instrument processing area ? A. Delivery B. Sterilization/ storage C. packaging D. Contaminated - Correct Ans-B. Sterilization/ storage Stored utensils should be kept away from which of the following ?