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Free Practice Questions for SSGMC Dental Licensure Examination
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Key Facts: SSGMC Dental Licensure Examination Exam
General Medical Council Act 2014
Governing statutory authority for medical and dental practitioner registration and licensure in South Sudan
SSGMC Registration Guidelines
Form 1B Logbook
Official internship assessment instrument evaluating knowledge, clinical skills, and professional conduct
SSGMC Form 1B (file-68.pdf)
5 Core Ethical Principles
Patient autonomy, non-maleficence, beneficence, justice, and veracity govern dental practice in South Sudan
SSGMC Guide to Ethics May 2025, Section 3
Editorial Domain Allocation
94 study questions cover oral surgery, periodontics, restorative dentistry, pediatric dentistry and pathology/ethics; allocation is editorial
OpenExamPrep Practice Curriculum
Study dental licensure topics with 94 independent English-language MCQs on oral surgery, restorative dentistry, periodontics, pediatric dentistry and professional ethics.
Sample SSGMC Dental Licensure Examination Practice Questions
Try these sample questions to review concepts for the SSGMC Dental Licensure Examination exam. Each question includes a detailed explanation. Start the interactive quiz above for the full 94+ question experience with AI tutoring.
1A dental surgeon is planning the extraction of an intact maxillary first premolar. When using a straight elevator to initiate tooth elevation, which mechanical principle and application is correct?
A.Use sound alveolar bone as support for controlled wedging and elevation along a suitable path of removal
B.Use the adjacent tooth's crown as the primary fulcrum to achieve maximum mechanical advantage
C.Apply wheel-and-axle rotation directly against the lingual cortical plate
D.Engage the apical third of the root through the buccal plate before luxation
Explanation: A straight elevator can use wedge and lever principles with controlled force supported by suitable alveolar bone. The direction depends on root anatomy and the available path of removal; distal movement is not a universal rule. Do not use an adjacent tooth as a fulcrum because it can be damaged or displaced.
2A 34-year-old patient presents 3 days after an uncomplicated extraction of a mandibular second molar complaining of severe, throbbing pain radiating to the ear. Examination reveals an empty socket devoid of a blood clot with exposed, exquisitely tender alveolar bone and foul odor. What is the most appropriate management?
A.Vigorous surgical curettage of the socket walls to stimulate fresh bleeding followed by prescription of oral amoxicillin
B.Gentle irrigation of the socket with warm isotonic saline and placement of a sedative dressing containing eugenol without curettage
C.Immediate surgical flap reflection, alveolar decortication, and primary closure with resorbable sutures
D.Prescription of broad-spectrum systemic antibiotics and opioid analgesics with instructions to avoid any socket manipulation
Explanation: Alveolar osteitis (dry socket) is caused by premature fibrinolytic dissolution of the primary blood clot, leaving exposed, sensitive bone. Management is palliative: gentle irrigation with warm sterile saline to remove necrotic debris followed by placement of a sedative dressing (such as Alveogyl or zinc oxide-eugenol paste on gauze) and non-opioid analgesics. Curettage is strictly contraindicated as it increases bone exposure and delays healing, and routine antibiotics are unnecessary.
3A panoramic radiograph demonstrates an impacted mandibular third molar. The long axis of the third molar is tilted toward the second molar with its crown abutting the distal cervical margin of the second molar. According to Winter's classification, what is this angulation, and how does it compare to distoangular impactions in surgical difficulty?
A.Horizontal impaction; it is the most difficult mandibular impaction to remove
B.Mesioangular impaction; it is generally less difficult to remove than a distoangular impaction
C.Distoangular impaction; it is the easiest mandibular impaction to remove
D.Vertical impaction; it requires no bone guttering compared to other angulations
Explanation: When the long axis of the impacted mandibular third molar is inclined mesially toward the second molar, it is classified as mesioangular. In the mandible, mesioangular impactions are generally the least difficult to remove because their path of delivery is directed away from the ascending ramus, whereas distoangular impactions are the most difficult because their delivery path is obstructed by the anterior ramus.
4A 45-year-old male presents with high fever, trismus, drooling, tachypnea, and brawny, non-fluctuant swelling involving both sides of the submandibular and sublingual spaces, with marked elevation of the tongue. What is the diagnosis, and what is the primary clinical priority?
A.Buccal space abscess; outpatient prescription of oral clindamycin
B.Canine space infection; immediate extraction of the maxillary canine under local anesthesia
C.Ludwig's angina; immediate airway assessment and protection followed by IV antibiotics and surgical decompression
D.Periapical granuloma; endodontic access cavity preparation under rubber dam
Explanation: Ludwig's angina is a rapidly spreading cellulitis involving the bilateral submandibular, sublingual, and submental spaces, commonly arising from infected mandibular second or third molars. Because the elevated tongue and indurated anterior neck can precipitate sudden, fatal airway obstruction, immediate airway evaluation and securing (frequently via fiberoptic intubation or tracheostomy) is the paramount priority, followed by intravenous antibiotics and surgical drainage.
5For a dose-ceiling calculation, use a stipulated lidocaine limit of 4.4 mg/kg for a 60-kg adult and 1.8-mL cartridges of 2% lidocaine. How many whole cartridges remain below this supplied ceiling? This exercise does not establish a universal clinical maximum.
A.4 cartridges
B.7 cartridges
C.11 cartridges
D.14 cartridges
Explanation: A 2% lidocaine solution contains 20 mg/mL, meaning each 1.8 mL cartridge provides 36 mg of lidocaine. For a 60-kg patient with an MRD of 4.4 mg/kg, the total allowable lidocaine dose is 264 mg (60 kg x 4.4 mg/kg). Dividing 264 mg by 36 mg per cartridge yields 7.33 cartridges. Therefore, 7 full cartridges is the maximum safe integer limit.
6Which pharmacological property distinguishes articaine from lidocaine in dental clinical practice?
A.Articaine is a pure ester local anesthetic metabolized entirely by hepatic microsomal enzymes
B.Articaine contains a thiophene ring that enhances lipid solubility and has an ester side chain hydrolyzed primarily by plasma carboxyesterases
C.Articaine has a significantly longer half-life than lidocaine due to exclusive renal elimination
D.Articaine lacks an ester linkage and therefore depends entirely on hepatic metabolism
Explanation: Articaine is an amide local anesthetic with a thiophene ring and an additional ester linkage. The ester group permits metabolism by plasma carboxyesterase to inactive articainic acid. This distinguishes its metabolism from that of lidocaine without implying that any particular injection will reliably anesthetize every tooth.
7A dental practitioner performs a standard inferior alveolar nerve block (IANB) for extraction of tooth 46. Profound anesthesia of the lower lip and anterior gingiva is achieved, but the patient experiences sharp pain when probing the lingual gingiva adjacent to tooth 46. Which nerve was missed?
A.Long buccal nerve
B.Mental nerve
C.Lingual nerve
D.Auriculotemporal nerve
Explanation: The lingual nerve provides sensory innervation to the anterior two-thirds of the tongue, the floor of the mouth, and the lingual gingiva of the mandibular quadrant. While the inferior alveolar nerve supplies pulpal tissue and bony structures, failure to deposit anesthetic near the lingual nerve (which lies slightly anterior and medial to the IAN) leaves the lingual soft tissues sensitive.
8Immediately following an inferior alveolar nerve block, the patient is unable to close the ipsilateral eye, frown, or smile on that side, but experiences no numbness of the tongue or lip. What is the cause and recommended immediate action?
A.Acute ischemic stroke; immediately activate emergency medical services and arrange urgent transfer
B.Accidental deposition of local anesthetic into the parotid gland capsule anesthetizing the facial nerve; reassure the patient and apply an eye patch
C.Trauma to the lingual artery with expanding pterygomandibular hematoma; perform immediate emergency fasciotomy
D.Anaphylactoid reaction to sodium metabisulfite; administer 0.5 mg epinephrine intramuscularly
Explanation: Immediate ipsilateral facial weakness after a posteriorly misplaced block can result from local anesthetic reaching the facial nerve in the parotid region. Stop treatment, assess for other neurological or systemic signs, explain the suspected cause and protect the cornea while eye closure is impaired. Recovery should follow the anesthetic's duration; persistent or atypical weakness requires urgent medical assessment rather than reassurance alone.
9During administration of a deep mandibular block, a local anesthetic needle fractures. The broken fragment is not visible in the oral cavity. What is the immediate, most appropriate management step?
A.Make deep exploratory incisions into the pterygomandibular space and probe with hemostatic forceps
B.Instruct the patient to keep the mouth still, avoid exploratory probing, inform the patient calmly, and arrange urgent specialized imaging and maxillofacial referral
C.Forcefully massage the pterygomandibular raphe to push the fragment toward the mucosal surface
D.Discharge the patient without notification since needle fragments will fibrose safely without complications
Explanation: If a fractured needle fragment is not visible, blind probing or incisions into the pterygomandibular space risk driving the fragment deeper into the carotid sheath, pharyngeal tissues, or pterygoid venous plexus. The practitioner must keep the patient calm and stationary, explain the situation, and refer immediately to a maxillofacial surgeon for precise 3D localization (CBCT or biplanar radiographs) and surgical retrieval.
10A trauma patient involved in a motor vehicle collision exhibits mobility of the entire tooth-bearing maxillary alveolar arch and hard palate as a single unit, with epistaxis and an open bite, but the nasal bridge and zygomatic arches remain stable. Which facial fracture does this describe?
A.Le Fort I fracture (Guerin fracture)
B.Le Fort II fracture (pyramidal fracture)
C.Le Fort III fracture (craniofacial disjunction)
D.Zygomaticomaxillary complex (ZMC) fracture
Explanation: A Le Fort I fracture is a horizontal maxillary fracture separating the dental alveolus and palate from the upper midface. The fracture line passes through the nasal septum, lateral nasal wall, maxillary sinus anterior and posterior walls, and pterygoid plates, creating a 'floating palate' while leaving the orbits and nasal bones intact.
About the SSGMC Dental Licensure Examination Practice Questions
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