SZABMU MDS Part-I MCQs with Answers: Dental Sample Questions

MDS Part-I at SZABMU is the written entry exam for dental residency. Here is a sample from our bank, with the answer marked and a short reason.

Sample MCQs

1. Which developmental groove/pit location is classically prone to caries on mandibular molars?

• A) Mesial marginal ridge only
• B) Distal marginal ridge only
• C) Lingual surface pits/grooves
• D) Buccal surface pits/grooves ✅

Mandibular molars characteristically have caries-prone developmental grooves/pits on the buccal surface, while maxillary molars have them on the lingual surface.

2. Which type of dental gold alloy is used for full crowns and fixed bridges?

• A) Type IV (extra hard)
• B) Type I (soft)
• C) Type III (hard) ✅
• D) Type II (medium)

Type III gold alloy, classified as 'hard', is indicated for crowns, bridges, and onlays; Type IV (extra hard) is reserved for removable partial denture frameworks and clasps.

3. Which removable partial denture component connects parts on one side of the arch with those on the opposite side and provides unification of the prosthesis?

• A) Indirect retainer
• B) Direct retainer
• C) Major connector ✅
• D) Minor connector

The major connector is the rigid unit that joins the components on one side of the arch to those on the other side, distributing forces and unifying the denture into a single functional prosthesis.

4. Which root canal of the upper first molar would you expect to be most difficult to prepare for root filling?

• A) Disto-palatal
• B) Mesio-buccal ✅
• C) Disto-buccal
• D) Palatal

The mesio-buccal canal of the upper first molar is narrow and curved, often with a second canal (MB2).

5. The court which deals with inquests into unnatural deaths is:

• A) Civil court
• B) Sessions court
• C) Magistrate court ✅
• D) Family court

Magistrates conduct inquests for deaths in custody, suspicious deaths, etc:

6. The dental tubercle of Zuckerkandl is normally found on which of the following tooth/teeth? Select the ONE correct statement.

• A) Maxillary primary/deciduous first molars ✅
• B) Mandibular first premolars
• C) Maxillary secondary/permanent first molars
• D) Mandibular secondary/permanent first molars

The dental tubercle of Zuckerkandl is normally found on mandibular and maxillary primary/deciduous first molars.

Practise the whole SZABMU MDS question bank, which also includes the FCPS Part 1 Dentistry set.