A 13 year old boy complains of slight fever, loss of weight and sore throat. The extremity joints are swollen, stiff and
painful. The most likely diagnosis is
1. acute gingivostomatitis
2. rheumatoid arthritis
3. chicken pox
4. osteoarthritis
Oral SurgeryAnswer: 2
According to the American Society of Aneasthesiologists, the physical status of a patient with mild systemic disease that limits activity but no incapacitating may be classified as 1) ASA I 2) ASA II 3) ASA III 4) ASA IV
Oral SurgeryAnswer: 3
The best example of an elevator which works on wheel and axle principle 1) Howarth"s periosteal elevator 2) Winter cross bar elevator 3) Miller"s apexoelevator 4) None of the above
Oral SurgeryAnswer: 2
In sutured skin incisions of the face, the edges of the skin should be 1) Everted 2) Inverted 3) Edge of Edge 4) Separated
Oral SurgeryAnswer: 1
The following factors play a role and cause variations in susceptibility of sensory nerve fibers to local anaesthesia 1) Diameter of the nerve fiber 2) Distance between nodes of Ranvier 3) Length of nerve fiber 4) All of the above
Oral SurgeryAnswer: 4
Treatment of Garre"s osteomyelitis is 1) Incision and drainage 2) Sequestrectomy 3) Saucerization 4) Surgical recontouring
Oral SurgeryAnswer: 4
A 60 year old patient reports for the ex traction of a diseased maxillary right second molar which was the only tooth in that quadrant and was serving as an abutment. Care must be taken when extracting this tooth, to prevent 1. displacement of the palatal root into the maxillary sinus 2. fracture and removal of the floor of the maxillary sinus along with the tooth 3. alveolar osteitis 4. displacement of the tooth into the mas seteric space
Oral SurgeryAnswer: 2
Which of the following anatomical spaces may become involved by direct extension of an infection from a lower
third molar?
1. Submandibular space
2. Space above the mylohyoid muscle
3. Pterygomandibular space
4. All of the above
