MFDS Clinical Dental Sciences

Question 1

The periodontal probe reading indicating moderate periodontitis is a pocket depth of:

Accepted Answer

4–6 mm

Answer

1–3 mm

Answer

7–9 mm

Answer

>10 mm

Question 2

The BEWE (Basic Erosive Wear Examination) score of 3 indicates:

Accepted Answer

Hard tissue loss ≥50% of surface area

Answer

No erosion

Answer

Initial loss of surface texture

Answer

Hard tissue loss <50% of surface area

Question 3

When carrying out a direct pulp cap, which material is currently considered the gold standard?

Accepted Answer

Mineral trioxide aggregate (MTA)

Answer

Zinc oxide eugenol

Answer

Calcium hydroxide

Answer

Glass ionomer cement

Question 4

The 'rule of twos' in endodontics refers to:

Accepted Answer

Working length to be confirmed with two radiographs

Answer

Canals should be cleaned in two stages

Answer

Use two rotary files minimum

Answer

Two-appointment protocol for necrotic teeth

Question 5

The functional unit of the periodontium that suspends the tooth in the socket is the:

Accepted Answer

Periodontal ligament

Answer

Alveolar bone proper

Answer

Cementum

Answer

Epithelial attachment

Question 6

In Angle's classification, a Class II division 2 malocclusion is characterised by:

Accepted Answer

Retroclined upper central incisors and a deep overbite

Answer

Proclined upper central incisors

Answer

Upper arch narrow with crowding

Answer

Anterior crossbite