A 60 year old male presents with a gradual enlargement of the maxilla and associated headache, deafness and visual disturbances The most likely diagnosis is
1. Pierre Robin syndrome
2. osteitis deformans
3. osteopetrosis
4. achondroplasia
Oral SurgeryAnswer: 2
The infection from a lower third molar pericoronal area spreads mostly to 1) Submandibular space 2) Submental space 3) Pterygomandibular space 4) Buccal space
Oral SurgeryAnswer: 3
"Hanging drop" sign in the maxillary sinus radiograph usually indicates 1. Nasal bone fracture 2. Orbital floor blow out fracture 3. Condylar fracture 4. None of the above
Oral SurgeryAnswer: 2
Intraoral injection to block second division of the trigeminal nerve should be given in the 1) Foramen spinosum 2) Foramen ovale 3) Pterygopalatine fossa 4) Infraorbital foramen
Oral SurgeryAnswer: 3
The distinguishing feature of masticatory space infection is 1) Pain 2) Dysphagia 3) Tirsmus 4) Swelling
Oral SurgeryAnswer: 3
Symptoms of epinephrine overdosage following a local anaesthetic injection may include all of the following except 1) Restlessness 2) Hypotension 3) Apprehension 4) Palpitations
Oral SurgeryAnswer: 4
The colour of a nitrous oxide cyinder is 1. Red 2. Blue 3. White 4. Black
Oral SurgeryAnswer: 2
The maximum dose of lignocaine without adrenaline that can be administered to a patient is 1) 4 mg/kg body wt 2) 5 mg/kg body wt 3) 5 mg/kg body wt 4) 9 mg/kg body wt
