# Free ICE practice diagnostic

Last updated 2026-11-02

Try the Free ICE practice diagnostic and use your result to choose topics for further study.

These 20 questions are a small study sample. This result does not predict an exam score, passing, or readiness.

## How the study result works

One point for each correct answer; unanswered questions count as incorrect. Review priority is missed questions divided by sampled questions in each domain. Ties follow Domain I–IV.

The interactive page saves an attempt on this device when browser storage is available. No email or payment is required.

## Question 1

Domain IV — Occupational Safety and Administration Protocols

An infection-prevention coordinator is explaining why the practice keeps sterilizer-cycle monitoring records. Which explanation is supported by CDC guidance?

- **A.** Keeping completed monitoring records guarantees that wrapped instruments remain sterile, so separate package-integrity checks are no longer needed.

- **B.** Keeping completed monitoring records replaces internal chemical indicators, because a record can show that the sterilizer was used.

- **C.** If a sterilizer problem is found later, the records can help determine whether an instrument recall is necessary.

- **D.** If completed monitoring records are kept, periodic spore tests can replace mechanical and chemical monitoring of the sterilization process.

### Answer and explanation

**C. If a sterilizer problem is found later, the records can help determine whether an instrument recall is necessary.**

CDC describes sterilization-monitoring records as part of the infection-prevention program. If a sterilizer problem is identified, those records can help determine whether an instrument recall is necessary. Keeping records does not replace monitoring or checks of stored packages.

- **A:** A stored package can become compromised. CDC separately recommends checking wrapped packs before opening and use; the existence of monitoring records does not replace that check or guarantee maintained sterility.

- **B:** CDC recommends an internal chemical indicator in every package. Keeping earlier cycle records does not replace that monitoring step.

- **D:** CDC calls for mechanical and chemical monitoring as well as periodic biological monitoring. Retaining records does not make spore tests a substitute for the other monitoring methods.

**Watch for:** Confusing the purpose of retained evidence with the safety checks that must still be performed.

**Study module:** Infection Control Program Administration, Breach Response, Quality Assurance, and Logs

[Source 1](https://www.cdc.gov/dental-infection-control/media/pdfs/2024/07/safe-care2.pdf)

## Question 2

Domain I — Prevention of Disease Transmission

The scheduling team proposes one infection-prevention checklist for patients with a documented infection and another for patients reporting no infection. Which starting point matches CDC’s Standard Precautions framework?

- **A.** Reserve Standard Precautions for documented infections and use routine cleaning for the other group.

- **B.** Use Standard Precautions for both groups, adding Transmission-Based Precautions when they are needed.

- **C.** Choose whether to use Standard Precautions only after the patient’s laboratory results are reviewed.

- **D.** Use Transmission-Based Precautions in place of Standard Precautions for every documented infection.

### Answer and explanation

**B. Use Standard Precautions for both groups, adding Transmission-Based Precautions when they are needed.**

Standard Precautions apply to all patient care, regardless of known infection status. Transmission-Based Precautions supplement them when needed.

- **A:** A reported absence of infection does not remove the Standard Precautions baseline.

- **C:** Laboratory confirmation is not a prerequisite for that baseline.

- **D:** Transmission-Based Precautions are additional measures, not a replacement for Standard Precautions.

**Watch for:** Making baseline precautions depend on knowing that a patient has an infection.

**Study module:** Disease Transmission Modes, Occupational Risk, and Medical History Assessment

[Source 1](https://www.cdc.gov/dental-infection-control/hcp/summary/standard-precautions.html)

## Question 3

Domain I — Prevention of Disease Transmission

A routine-care hand-hygiene instruction says that visible soil must be removed with an alcohol-based hand rub because plain soap is not acceptable. Which revision matches CDC guidance?

- **A.** Keep the alcohol-rub instruction, but require a second application before putting on new gloves.

- **B.** Change to antimicrobial soap only, because plain soap is reserved for cleaning environmental surfaces.

- **C.** Keep the alcohol-rub instruction, but add a towel wipe when visible material is present.

- **D.** Specify soap and water for visible soiling; plain soap is an acceptable option for routine handwashing.

### Answer and explanation

**D. Specify soap and water for visible soiling; plain soap is an acceptable option for routine handwashing.**

CDC recommends soap and water for visibly soiled hands. Plain soap is among the options for routine dental handwashing.

- **A:** Another alcohol application does not replace the soap-and-water recommendation for visible soiling.

- **B:** CDC permits plain soap for routine handwashing; it does not restrict it to surfaces.

- **C:** A towel wipe plus alcohol does not provide the specified soap-and-water step.

**Watch for:** Confusing the range of routine hand-hygiene products with the specific response to visible soiling.

**Study module:** Hand Hygiene Agents, Skin and Nail Care, Techniques, and Clinical Protocols

[Source 1](https://www.cdc.gov/dental-infection-control/hcp/summary/standard-precautions.html)

## Question 4

Domain I — Prevention of Disease Transmission

A practice lists ordinary scrubs as its only protective clothing for work likely to splash blood or saliva onto forearms and clothing. Which correction matches CDC guidance?

- **A.** Provide protective clothing that covers exposed skin and personal clothing; ordinary scrubs are not PPE.

- **B.** Count ordinary scrubs as protective clothing whenever staff wear them only inside the dental practice.

- **C.** Count ordinary scrubs as protective clothing if they are laundered separately at the end of each day.

- **D.** Count ordinary scrubs as protective clothing if gloves and a surgical mask are worn with them.

### Answer and explanation

**A. Provide protective clothing that covers exposed skin and personal clothing; ordinary scrubs are not PPE.**

CDC distinguishes ordinary work clothes from PPE and recommends protective clothing that covers skin and personal clothing likely to be soiled.

- **B:** Restricting where ordinary scrubs are worn does not make them protective equipment.

- **C:** The laundering arrangement does not change the classification of ordinary scrubs.

- **D:** Other PPE does not turn ordinary scrubs into protective clothing.

**Watch for:** Confusing a clinical uniform with clothing intended to protect against exposure.

**Study module:** Personal Protective Equipment: Selection, Donning/Doffing Sequence, Reuse, and Disposal

[Source 1](https://www.cdc.gov/dental-infection-control/hcp/dental-ipc-faqs/personal-protective-equipment.html)

## Question 5

Domain I — Prevention of Disease Transmission

A team uses high-velocity air evacuation during spray-generating dental work and still wears task-appropriate PPE. Which explanation best describes these two controls?

- **A.** Evacuation disinfects the spray, while PPE is mainly intended to protect the operator’s clothing from water.

- **B.** Evacuation limits dissemination near the source, while PPE protects exposed skin and mucous membranes.

- **C.** PPE captures spray at the operative site, while evacuation protects the operator’s eyes from splashes.

- **D.** Evacuation keeps instruments sterile, while PPE prevents contaminants from entering the suction tubing.

### Answer and explanation

**B. Evacuation limits dissemination near the source, while PPE protects exposed skin and mucous membranes.**

Evacuation is a work practice for minimizing dissemination. PPE provides a protective barrier for exposed skin and mucous membranes.

- **A:** Evacuation is not described as disinfecting spray, and PPE addresses infectious exposures rather than water alone.

- **C:** This reverses the roles of source evacuation and the worn protective barrier.

- **D:** Neither claim describes the purposes assigned to these controls in the cited guidance.

**Watch for:** Confusing removal of spray near its source with the protection supplied by worn barriers.

**Study module:** Minimizing Contact with Dental Aerosols, Droplets, and Spatter

[Source 1](https://www.cdc.gov/mmwr/preview/mmwrhtml/rr5217a1.htm) · [Source 2](https://www.cdc.gov/dental-infection-control/hcp/dental-ipc-faqs/personal-protective-equipment.html)

## Question 6

Domain II — Prevention of Cross-contamination

After patient care, a light handle’s barrier is removed and the surface underneath is clean. A second clinical contact surface had no barrier during care and has no visible soil. Which comparison matches CDC guidance before the next patient?

- **A.** Put a new barrier on the light handle and cover the unbarriered surface without cleaning or disinfection.

- **B.** Wipe both surfaces with plain water, then put new barriers on both before the next patient.

- **C.** Reuse the light-handle barrier because it looked clean; clean and disinfect the unbarriered surface.

- **D.** Put a new barrier on the light handle; clean and disinfect the previously unbarriered surface.

### Answer and explanation

**D. Put a new barrier on the light handle; clean and disinfect the previously unbarriered surface.**

Change the barrier between patients. An unbarriered clinical contact surface needs cleaning and disinfection between patients even when visible soil is absent.

- **A:** Covering a surface after unbarriered patient care does not replace its cleaning and disinfection.

- **B:** A plain-water wipe does not provide the required disinfection of the unbarriered surface.

- **C:** The barrier is changed between patients even when it looks clean.

**Watch for:** Applying the same turnover shortcut to surfaces that were protected differently.

**Study module:** Environmental Infection Control: Clinical Surfaces, Chemical Disinfectants, and Barriers

[Source 1](https://www.cdc.gov/dental-infection-control/hcp/dental-ipc-faqs/cleaning-disinfecting-environmental-surface.html)

## Question 7

Domain II — Prevention of Cross-contamination

A hospital disinfectant used for dental environmental surfaces has an EPA-registered tuberculocidal claim. Which disinfection category does that claim identify?

- **A.** Low-level disinfection.

- **B.** High-level disinfection.

- **C.** Intermediate-level disinfection.

- **D.** Heat sterilization.

### Answer and explanation

**C. Intermediate-level disinfection.**

CDC identifies EPA-registered hospital disinfectants with a tuberculocidal claim as intermediate-level disinfectants.

- **A:** Low-level products do not carry the defining tuberculocidal claim.

- **B:** The claim does not classify an environmental disinfectant as a high-level device disinfectant.

- **D:** A disinfectant label claim does not make the product a heat-sterilization process.

**Watch for:** Assuming that a stronger environmental-surface claim means high-level disinfection or sterilization.

**Study module:** Environmental Infection Control: Clinical Surfaces, Chemical Disinfectants, and Barriers

[Source 1](https://www.cdc.gov/dental-infection-control/hcp/dental-ipc-faqs/cleaning-disinfecting-environmental-surface.html)

## Question 8

Domain II — Prevention of Cross-contamination

A tip labeled single-use was used during one dental procedure. The same patient returns for a separate procedure later. What follows CDC’s intended-use definition for that tip?

- **A.** Use a new tip; single-use means one patient during one procedure, not repeated procedures for that patient.

- **B.** Use the original tip again after wiping its surface, because it will contact the same patient.

- **C.** Use the original tip again if it was kept in a covered container between the two procedures.

- **D.** Heat-reprocess the original tip using another reusable tip’s instructions before using it for the same patient.

### Answer and explanation

**A. Use a new tip; single-use means one patient during one procedure, not repeated procedures for that patient.**

CDC defines single-use as one patient during a single procedure. Returning for a separate procedure does not extend the original device’s intended use.

- **B:** A surface wipe does not change the device’s single-procedure intended use.

- **C:** Covered storage does not extend that intended use to a later procedure.

- **D:** Another device’s reprocessing instructions do not authorize reuse of this single-use tip.

**Watch for:** Remembering “one patient” but dropping the separate “single procedure” limit.

**Study module:** Aseptic Tray Setups, Dental Unit Waterlines, and Evacuation System Maintenance

[Source 1](https://www.cdc.gov/dental-infection-control/hcp/dental-ipc-faqs/single-use-devices.html)

## Question 9

Domain II — Prevention of Cross-contamination

Two dental chairs receive waterline treatment as scheduled. The logs list each treatment but contain no water-quality test results. What additional evidence does CDC recommend for checking whether the treatments are working?

- **A.** A visual check showing that the reservoir water looks clear after the treatment was added.

- **B.** A record showing that the same product has been purchased consistently for both chairs.

- **C.** Routine water-quality monitoring according to the equipment manufacturer’s recommendations to assess treatment effectiveness.

- **D.** A record showing that the chairs have similar numbers of patients and hours of operation.

### Answer and explanation

**C. Routine water-quality monitoring according to the equipment manufacturer’s recommendations to assess treatment effectiveness.**

CDC describes routine water-quality monitoring as a way to check that treatment is effective. A treatment log alone does not supply those results.

- **A:** Clear appearance does not supply the recommended water-quality test evidence.

- **B:** Purchasing a product does not demonstrate the treated water’s quality.

- **D:** Similar use patterns do not replace the recommended monitoring results.

**Watch for:** Treating documentation that a maintenance step occurred as proof of its result.

**Study module:** Aseptic Tray Setups, Dental Unit Waterlines, and Evacuation System Maintenance

[Source 1](https://www.cdc.gov/dental-infection-control/hcp/dental-ipc-faqs/best-practices-dental-unit-water-quality.html)

## Question 10

Domain II — Prevention of Cross-contamination

A boil-water advisory is active. A stand-alone ultrasonic scaler receives water directly from the affected public supply. A manager proposes keeping it in service because it does not share the dental chair’s water system. Which assessment follows CDC guidance?

- **A.** Its separate housing does not exempt it from the advisory’s restriction on delivery of public water to patients.

- **B.** Its separate housing exempts it; the advisory applies to the dental chair and drinking-water outlets rather than this scaler.

- **C.** Its separate housing permits continued use if its last routine bacterial sample passed before the advisory was issued.

- **D.** Its separate housing permits continued use after ordinary between-patient flushing, even while the public-water advisory remains active.

### Answer and explanation

**A. Its separate housing does not exempt it from the advisory’s restriction on delivery of public water to patients.**

During an active advisory, CDC restricts delivery of public-system water to patients through dental units, ultrasonic scalers, and other dental equipment using that supply. The relevant distinction is the water source, not whether the scaler shares the chair’s housing or plumbing.

- **B:** The restriction expressly includes ultrasonic scalers using the public water system; it is not limited to the chair or drinking outlets.

- **C:** A routine result obtained before the advisory does not remove the restriction while the advisory is active.

- **D:** The guidance does not make ordinary between-patient flushing an exception to the active-advisory restriction.

**Watch for:** Using equipment layout, an earlier routine result, or ordinary flushing to override a restriction based on the current water source.

**Study module:** Aseptic Tray Setups, Dental Unit Waterlines, and Evacuation System Maintenance

[Source 1](https://www.cdc.gov/mmwr/preview/mmwrhtml/rr5217a1.htm)

## Question 11

Domain II — Prevention of Cross-contamination

A practice uses intraoral film. An assistant exposes a packet inside an FDA-cleared film barrier pouch, carefully removes it without contaminating the packet, and then transports it to the developing area in an uncleaned cup containing saliva from earlier packets. Which step defeats the aseptic transfer?

- **A.** Using a film barrier pouch during the exposure of the radiograph.

- **B.** Removing the packet carefully without contaminating its outside surface.

- **C.** Taking the exposed packet to the area where films are developed.

- **D.** Placing the packet in the saliva-contaminated cup for transport.

### Answer and explanation

**D. Placing the packet in the saliva-contaminated cup for transport.**

CDC describes careful removal from a film barrier pouch followed by placement in a clean container for transport. The saliva-contaminated cup reintroduces contamination along the path to the developing equipment.

- **A:** CDC describes FDA-cleared film barrier pouches as an option; using one is not the identified breach. It does not make subsequent handling irrelevant.

- **B:** Careful removal that avoids contamination of the packet’s outside is the intended step in this barrier-pouch pathway.

- **C:** Moving exposed film to the developing area is part of processing; the problem is the contaminated transport container, not the destination itself.

**Watch for:** Assuming that a successful barrier-removal step protects the packet from a later contaminated surface.

**Study module:** Disinfecting Clinical and Radiographic Equipment, Dental Impressions, and Biohazardous Waste Disposal

[Source 1](https://www.cdc.gov/mmwr/preview/mmwrhtml/rr5217a1.htm)

## Question 12

Domain II — Prevention of Cross-contamination

A reusable waste bin for nonsharp waste has a reasonable likelihood of blood contamination. The employer has scheduled its routine inspection and decontamination. Blood becomes visible on the receptacle before the next scheduled service. Which response meets the federal Bloodborne Pathogens Standard?

- **A.** Wait for the scheduled service because the written routine already specifies when the receptacle will be decontaminated.

- **B.** Retain regularly scheduled inspection and decontamination, and clean and decontaminate it immediately or as soon as feasible.

- **C.** Replace the liner and leave the receptacle itself for the next scheduled service, despite the visible blood.

- **D.** Remove it from routine inspection and decontamination, and service it only when blood is visible on it.

### Answer and explanation

**B. Retain regularly scheduled inspection and decontamination, and clean and decontaminate it immediately or as soon as feasible.**

For reusable receptacles reasonably likely to become contaminated with blood or other potentially infectious materials, federal OSHA requires regularly scheduled inspection and decontamination plus cleaning and decontamination immediately or as soon as feasible upon visible contamination.

- **A:** The regular schedule does not displace the separate response required upon visible contamination.

- **C:** Changing a liner does not clean and decontaminate the visibly contaminated receptacle itself.

- **D:** Visible-contamination response supplements, rather than replaces, regularly scheduled inspection and decontamination.

**Watch for:** Treating a routine schedule and a visible-contamination trigger as alternatives when the standard requires both.

**Study module:** Disinfecting Clinical and Radiographic Equipment, Dental Impressions, and Biohazardous Waste Disposal

[Source 1](https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1030)

## Question 13

Domain III — Process Instruments and Devices

A team is selecting a cleaning method and its chemical agents for reusable instruments. Its worksheet already assesses cleaning effectiveness and compatibility with the items. Which additional consideration completes CDC’s listed selection criteria?

- **A.** Occupational health and exposure risks for the personnel doing the cleaning.

- **B.** The load identifier that will later be assigned during sterilizer operation.

- **C.** The routine storage expiration date assigned after the instruments are packaged.

- **D.** The color of the external process tape after the sterilization cycle finishes.

### Answer and explanation

**A. Occupational health and exposure risks for the personnel doing the cleaning.**

CDC’s cleaning-method and equipment selection considerations include efficacy, compatibility with the items, and occupational health and exposure risks. The missing factor concerns the personnel performing cleaning, rather than later package identification, storage dating, or sterilizer indicators.

- **B:** A later sterilizer load identifier supports traceability; it does not supply the missing cleaning-method selection consideration.

- **C:** Storage dating concerns the later packaged product and does not replace assessing personnel’s exposure risks during cleaning.

- **D:** An external indicator is part of sterilization monitoring, not the missing occupational-risk assessment for the cleaning method.

**Watch for:** Substituting a later reprocessing control for a safety consideration needed when the cleaning method is selected.

**Study module:** Instrument Processing: Transport, Unidirectional Workflow, and Cleaning Chemicals

[Source 1](https://www.cdc.gov/mmwr/preview/mmwrhtml/rr5217a1.htm) · [Source 2](https://www.cdc.gov/dental-infection-control/hcp/summary/sterilization-disinfection.html)

## Question 14

Domain III — Process Instruments and Devices

Instruments have been cleaned and dried. An assistant carries them back to the receiving-and-cleaning bench to assemble sets for sterilization. Which workflow change best matches CDC’s processing-area guidance?

- **A.** Assemble the sets on the receiving bench, then move them directly into sterile storage.

- **B.** Complete sterilization first, then return the instruments to receiving for wrapping and labeling.

- **C.** Assemble the sets on whichever bench is nearest, then clean that bench at the end of the day.

- **D.** Use the separate preparation-and-packaging section so cleaned instruments stay away from the contaminated receiving area.

### Answer and explanation

**D. Use the separate preparation-and-packaging section so cleaned instruments stay away from the contaminated receiving area.**

CDC separates receiving/cleaning from preparation/packaging, sterilization and storage, and calls for work practices that protect clean areas.

- **A:** Assembly on the contaminated receiving side does not preserve the separation of clean work.

- **B:** For instruments being packaged, inspection and packaging precede sterilization rather than following it.

- **C:** End-of-day cleaning does not replace separation of contaminated and clean processing work.

**Watch for:** Treating a cleaned instrument as protected from recontamination regardless of where it is handled next.

**Study module:** Instrument Processing: Transport, Unidirectional Workflow, and Cleaning Chemicals

[Source 1](https://www.cdc.gov/mmwr/preview/mmwrhtml/rr5217a1.htm)

## Question 15

Domain III — Process Instruments and Devices

Two reusable items and their packaging have different processing instructions. An assistant proposes using the longest exposure time listed and leaving the other sterilizer settings unchanged. What should resolve whether a shared process is appropriate?

- **A.** Use the longer exposure time without checking whether the other parameters match each item’s instructions.

- **B.** Verify a compatible validated process across the item, packaging and sterilizer instructions; obtain manufacturer clarification if needed.

- **C.** Use the sterilizer’s familiar preset based on the size of the load rather than the item instructions.

- **D.** Select the cycle used for instruments with a similar appearance, provided the package indicator changes color.

### Answer and explanation

**B. Verify a compatible validated process across the item, packaging and sterilizer instructions; obtain manufacturer clarification if needed.**

CDC directs users to the instructions for the item, packaging and sterilizer. Unclear instructions require manufacturer clarification, not an improvised cycle.

- **A:** A longer time alone does not establish compatibility with the other required parameters.

- **C:** Load size does not replace the applicable item and equipment instructions.

- **D:** Appearance and an indicator result do not establish an approved reprocessing method for these items.

**Watch for:** Assuming that increasing one cycle parameter makes an unverified combination compatible.

**Study module:** Sterilization Modalities, Packaging, Sterilizer Loading, and Sterile Storage

[Source 1](https://www.cdc.gov/dental-infection-control/hcp/dental-ipc-faqs/dental-sterilization.html)

## Question 16

Domain III — Process Instruments and Devices

Hours before an appointment, an assistant opens a sterilized cassette and transfers its instruments to a clean, nonsterile tray using patient-examination gloves. How should the instruments’ sterility now be described?

- **A.** Maintained as long as the tray looks clean and dry.

- **B.** Maintained until the end of that day’s clinical session.

- **C.** Cannot be guaranteed after this unwrapping and nonsterile handling.

- **D.** Maintained because the cycle indicator was acceptable before opening.

### Answer and explanation

**C. Cannot be guaranteed after this unwrapping and nonsterile handling.**

CDC states that sterility cannot be guaranteed after unwrapping, handling with nonsterile gloves or placement on nonsterile containers.

- **A:** A visibly clean tray is not a sterile storage system.

- **B:** CDC does not assign this handling a safe until-end-of-day interval.

- **D:** An earlier indicator result does not protect instruments from later contamination.

**Watch for:** Carrying a cycle result forward as proof of sterility after the protective conditions change.

**Study module:** Sterilization Modalities, Packaging, Sterilizer Loading, and Sterile Storage

[Source 1](https://www.cdc.gov/dental-infection-control/hcp/dental-ipc-faqs/dental-sterilization.html)

## Question 17

Domain III — Process Instruments and Devices

A coordinator wants a check that may reveal a sterilizer problem while a steam-sterilizer cycle is still running, rather than waiting for a biological test result. Which evidence is most directly available for that purpose?

- **A.** The biological indicator result after testing has been completed and that result becomes available.

- **B.** The outside condition of a cooled package when it is later inspected in storage.

- **C.** The sterilizer identification and date written on the label before the package is processed.

- **D.** Mechanical readings of time, temperature and pressure from the sterilizer’s gauges or display.

### Answer and explanation

**D. Mechanical readings of time, temperature and pressure from the sterilizer’s gauges or display.**

Mechanical parameters can be observed during the cycle and may provide the first indication of a problem. They remain part of combined monitoring.

- **A:** A later biological-test result does not supply the physical parameters being observed during the current cycle.

- **B:** A later package check does not show the current cycle’s physical parameters.

- **C:** A label identifies the load context but does not show achieved cycle conditions.

**Watch for:** Confusing an identifying record or a later result with physical conditions observable during the cycle.

**Study module:** Sterilization Monitoring Systems, Result Interpretation, and Malfunction Response

[Source 1](https://www.cdc.gov/dental-infection-control/hcp/dental-ipc-faqs/sterilization-monitoring.html) · [Source 2](https://www.cdc.gov/dental-infection-control/media/pdfs/2024/07/safe-care2.pdf)

## Question 18

Domain IV — Occupational Safety and Administration Protocols

A staff refrigerator is temporarily used to hold containers of blood or other potentially infectious material. Which plan follows the federal Bloodborne Pathogens Standard for staff drinks?

- **A.** Keep drinks in tightly closed bottles on a separate shelf inside that refrigerator.

- **B.** Store drinks somewhere that is separate from storage locations containing blood or other potentially infectious material.

- **C.** Keep drinks in that refrigerator if their outer containers are wiped before opening.

- **D.** Place drinks in a sealed secondary box inside the refrigerator to separate them from the specimens.

### Answer and explanation

**B. Store drinks somewhere that is separate from storage locations containing blood or other potentially infectious material.**

The federal standard prohibits food and drink in refrigerators or other listed storage locations where blood or other potentially infectious materials are present.

- **A:** A different shelf in the same refrigerator does not meet the stated separation rule.

- **C:** Wiping the drink container does not remove the prohibition for that storage location.

- **D:** A secondary box inside the same refrigerator does not meet the stated rule.

**Watch for:** Mistaking a closed drink container for separation from the prohibited storage location.

**Study module:** OSHA Bloodborne Pathogens Standard: Controls, Sharps Safety, Post-Exposure, and Records

[Source 1](https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1030)

## Question 19

Domain IV — Occupational Safety and Administration Protocols

After an employee reports a needlestick exposure incident, a practice plans to offer medical evaluation at the end of the month unless symptoms appear. Which change is required by the federal Bloodborne Pathogens Standard?

- **A.** Wait for source-patient test results before offering the employee a medical evaluation.

- **B.** Limit the first response to an internal incident review and discuss evaluation at the next staff meeting.

- **C.** Make a confidential medical evaluation and follow-up immediately available after the report.

- **D.** Offer evaluation only if the employee develops symptoms before the scheduled end-of-month visit.

### Answer and explanation

**C. Make a confidential medical evaluation and follow-up immediately available after the report.**

After a reported exposure incident, the employer must make confidential medical evaluation and follow-up immediately available.

- **A:** Source testing does not postpone the employee’s access to evaluation.

- **B:** An internal review is not a substitute for immediately available medical evaluation.

- **D:** The requirement follows the reported exposure incident, not the appearance of symptoms.

**Watch for:** Treating an exposure evaluation as something that waits for illness or an administrative meeting.

**Study module:** OSHA Bloodborne Pathogens Standard: Controls, Sharps Safety, Post-Exposure, and Records

[Source 1](https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1030)

## Question 20

Domain IV — Occupational Safety and Administration Protocols

Before handling a hazardous chemical, an assistant needs its recommended glove and eye-protection information. Which SDS section is the first place to look?

- **A.** Section 8.

- **B.** Section 4.

- **C.** Section 9.

- **D.** Section 10.

### Answer and explanation

**A. Section 8.**

Section 8 is the SDS section for exposure controls and personal protection.

- **B:** Section 4 addresses first-aid measures rather than the primary exposure-control/PPE section.

- **C:** Section 9 addresses physical and chemical properties.

- **D:** Section 10 addresses stability and reactivity.

**Watch for:** Looking in an emergency-response or chemical-properties section instead of the exposure-control/PPE section.

**Study module:** OSHA Hazard Communication Standard, GHS Labeling, CDC Guidelines, and Federal Agencies

[Source 1](https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1200)

## Scope

Content is for educational purposes only and does not constitute clinical advice. This is independent practice using original questions, not official exam questions or an exam score. Dentovio is not affiliated with or endorsed by DANB.

DANB® is a registered service and certification mark, and ICE® is a registered service mark, of the Dental Assisting National Board, Inc. [Mark ownership](https://danbsfprodassets.azureedge.net/assets/docs/default-source/danb-policy-documents/usage-guidelines-for-danb-marks.pdf?sfvrsn=ac485984_5).
