DN2 – Multiple Choice Revision Questions - dentalnursingacademy.co.uk

1. What is the primary purpose of the Health and Safety at Work Act 1974?

To ensure only dental nurses are protected at work
To promote the welfare of staff, patients, and visitors in the workplace
To manage NHS contracts
To regulate the pricing of dental treatments

2. Under COSHH regulations, what must be done with hazardous substances?

Leave them unlabelled
Lock them away without a record
Assess and control exposure to protect workers
Dispose of them in the general waste

3. What is the key goal of standard (universal) infection control precautions?

To minimise paperwork
To prevent cross-infection in all clinical scenarios
To protect only immunocompromised patients
To replace handwashing procedures

4. Why is zoning used in infection control?

To limit the dentist’s access to instruments
To separate clean and contaminated areas and reduce infection risk
To reduce the size of surgeries
To manage diary bookings

5. What is the correct method of sharps disposal?

Placed in a cardboard box
Recapped and binned with general waste
Placed immediately into a designated sharps container by the clinician
Handled by dental nurses before disposal

6. Why must instruments be pre-cleaned before sterilisation?

To remove blood and debris that may reduce sterilisation effectiveness
To prepare them for storage
To improve their shine
It is optional for most instruments

7. What is the purpose of an ultrasonic bath in decontamination?

To sterilise handpieces
To polish instruments
To loosen debris prior to disinfection
To clean PPE

8. What category of waste are used gloves and face masks?

Domestic waste
Offensive waste
Hazardous clinical waste
Recyclable waste

9. Why is mercury spillage considered a serious hazard in dental practice?

It creates a slippery floor
It has toxic vapours that can harm health
It is difficult to detect
It stains instruments

10. Who should a sharps injury be reported to immediately?

The patient
Reception
The practice health and safety lead or manager
NHS England

11. Which of the following is NOT a responsibility under the Health and Safety at Work Act?

Employers must provide training and supervision
Employees must take care of their own and others’ safety
Employers must pay for employee parking
Employees must cooperate with health and safety arrangements

12. Why is hand hygiene considered critical in the dental environment?

It reduces the need to wear gloves
It prevents contamination and cross-infection
It cleans the nails
It is required only during surgery

13. Which document records all hazardous substances used in practice?

Treatment log
COSHH file
Time sheet
Fire register

14. What is the recommended contact time for most surface disinfectants?

10 seconds
30 seconds
1–10 minutes depending on product
No contact time is needed

15. What PPE should be worn during decontamination of instruments?

Gloves only
Apron and mask only
Full PPE including gloves, mask, apron, and eye protection
Uniform only

16. How often should autoclaves be validated?

Daily
Weekly
Annually
When they break down

17. Which type of fire extinguisher should be used on electrical fires?

Water
Foam
CO2
Wet chemical

18. What is a ‘near miss’ in health and safety reporting?

An incident that caused major harm
A complaint about noise
An event that almost caused harm but didn’t
A cancelled appointment

19. What must be done after a needle-stick injury?

Rinse under hot water
Document and report, allow bleeding, wash with soap and water
Ignore it unless there's blood
Apply a plaster and continue working

20. Why are safety data sheets important?

They record patient allergies
They describe clinical procedures
They provide information on handling hazardous substances
They track appointments

21. How can trip hazards be minimised in the practice?

Leave wires on the floor
Store bags in hallways
Keep floors clear and use cable covers
Put up a 'wet floor' sign permanently

22. Which law requires employers to report serious workplace incidents?

COSHH
RIDDOR
GDPR
PPE Act

23. What does PPE stand for?

Personal Protection Equipment
Professional Performance Exam
Protective Practice Evaluation
Personal Prevention Equipment

24. Why should cleaning schedules be documented?

To reduce paper use
To monitor staff lateness
To ensure consistent hygiene standards
To avoid inspections

25. What type of waste are amalgam capsules considered?

Domestic waste
Recyclable waste
Offensive waste
Hazardous waste

26. What is the first step in a fire emergency?

Try to extinguish it
Finish the procedure
Sound the alarm and evacuate
Call the supplier

27. Which regulation focuses on manual handling safety?

COSHH
RIDDOR
MHOR
GDPR

28. When should dental chairs be cleaned?

Once a week
At the end of each day
Between every patient
Monthly

29. What colour waste bag is used for offensive waste?

Black
Orange
Yellow with black stripe
Blue

30. What is the safest way to store heavy items?

On the top shelf
Near the doorway
At waist height
In an unlocked drawer

DN2 – Multiple Choice Revision Questions

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L3 Diploma in Dental Nursing