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CMSA Diploma in Oral Surgery Dip Oral Surg(SA) Practice Questions - Diploma in Oral Surgery of the College of Maxillofacial and Oral Surgeons of South Africa Exam

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About this Exam

Prepare with the CMSA Diploma in Oral Surgery Dip Oral Surg(SA) Practice Questions - Diploma in Oral Surgery of the College of Maxillofacial and Oral Surgeons of South Africa Exam practice quiz. This question bank includes 100 questions covering surgical, year-old, presents, mandibular, and molar. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

Sample Questions

Question 1
A 24-year-old male presents with a mesioangularly impacted mandibular third molar. According to Winter's classification, which angulation measurement defines a mesioangular impaction?
The long axis of the third molar is inclined mesially towards the second molar at an angle between 11 and 70 degrees
The long axis of the third molar is perpendicular to the second molar at 90 degrees
The long axis of the third molar is inclined distally away from the second molar
The long axis of the third molar is parallel to the long axis of the second molar
Question 2
Which nerve is at highest risk of direct iatrogenic injury during a distal wedge procedure or incision made distal to the mandibular second molar?
Lingual nerve
Inferior alveolar nerve
Mylohyoid nerve
Buccal nerve
Question 3
Which local anaesthetic solution has the highest lipid solubility and rapid plasma clearance due to an ester linkage in its thiophene ring?
Articaine 4% with 1:100 000 epinephrine
Lignocaine 2% with 1:80 000 epinephrine
Bupivacaine 0.5% with 1:200 000 epinephrine
Mepivacaine 3% plain
Question 4
On day 4 following a surgical extraction of tooth 38, a 30-year-old female presents with severe, radiating neuralgiform pain, halitosis, and exposed bare bone in the extraction socket. What is the primary pathophysiology of this condition?
Premature fibrinolysis of the intra-alveolar blood clot by plasmin
Acute bacterial osteomyelitis of the mandibular body
Direct bacterial invasion of the inferior alveolar nerve canal
Retained root fragment with acute apical periodontitis
Question 5
Which odontogenic cyst characteristically arises from the reduced enamel epithelium surrounding the crown of an unerupted or impacted tooth?
Dentigerous cyst
Radicular cyst
Odontogenic keratocyst
Nasopalatine duct cyst

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Additional Information

CMSA Diploma in Oral Surgery Dip Oral Surg(SA) Practice Questions - Diploma in Oral Surgery of the College of Maxillofacial and Oral Surgeons of South Africa Exam

This practice set contains 100 questions from the matching question bank and focuses on surgical, year-old, presents, mandibular, and molar. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

Frequently Asked Questions

This quiz contains a total of 100 practice questions carefully selected to test your knowledge on this subject.
Yes, you will have exactly 0 minutes to complete the exam. A countdown timer will be visible once you start.
Yes, you can retake this practice test as many times as you need. The questions and options may be randomized on subsequent attempts to ensure comprehensive learning.

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