MJDF Part 1 - Membership of Joint Dental Faculties Restorative Dentistry Questions and Answers

Question 1

According to the National Institute for Health and Care Excellence (NICE) guideline [CG19], what is the maximum recommended recall interval for an adult patient who has repeatedly demonstrated they can maintain good oral health?

Accepted Answer

24 months

Answer

6 months

Answer

12 months

Answer

36 months

Question 2

A 14-year-old patient presents with a deep carious lesion in their first permanent molar (LL6). The tooth is vital and asymptomatic. Under current UK regulations based on the Minamata Convention on Mercury, which of the following restorative materials is contraindicated for this patient, except in specific medically necessary circumstances?

Accepted Answer

Dental amalgam

Answer

Resin-modified glass ionomer

Answer

Composite resin

Answer

Glass ionomer cement

Question 3

A dentist is planning to provide a new set of complete dentures for an elderly patient. Which General Dental Council (GDC) principle is most directly addressed when the dentist explains the different material options, the stages of treatment, the likely costs, and the risks and benefits of the procedure before proceeding?

Accepted Answer

Principle 3: Obtain valid consent.

Answer

Principle 7: Maintain, develop and work within your professional knowledge and skills.

Answer

Principle 1: Put patients' interests first.

Answer

Principle 6: Work with colleagues in a way that is in patients' best interests.

Question 4

According to the Scottish Dental Clinical Effectiveness Programme (SDCEP) guidance on the 'Prevention and Management of Dental Caries in Children', which of the following is the recommended first-line approach for managing an active, non-cavitated carious lesion on the occlusal surface of a permanent molar in a high-risk child?

Accepted Answer

Application of a resin-based fissure sealant

Answer

Placement of a conventional composite restoration

Answer

Excavation of caries and placement of a glass ionomer restoration

Answer

Six-monthly monitoring with topical fluoride application

Question 5

A 35-year-old patient requires root canal treatment on a lower right first molar (LR6). The canals are located and prepared. Which of the following is considered the minimum standard for irrigation during endodontic treatment in the UK, according to good practice guidelines?

Accepted Answer

Sodium hypochlorite solution

Answer

Sterile water

Answer

Chlorhexidine gluconate solution

Answer

EDTA (Ethylenediaminetetraacetic acid)

Question 6

A new dental practice is being set up in England. To comply with HTM 07-01 (Safe Management of Healthcare Waste) and current regulations regarding mercury, what is the minimum required retention level for amalgam separators that must be installed?

Accepted Answer

At least 95% of amalgam particles

Answer

At least 85% of amalgam particles

Answer

At least 90% of amalgam particles

Answer

At least 99% of amalgam particles