MDS PREP
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 Surgery
Answer: 2
Which of the following may be best treated by marsupialization?
1. An oroantral fistula
2. A large cyst
3. A 1cm diameter radicular cyst
4. An abscess of 5mm
Oral Surgery
Answer: 2
Three common symptoms indicating the correct level of sedation after diazepam administration is
1) Blurring of vision, slurring of speech & loss of gag reflex
2) 50 % ptosis eyelids, blurring of vision, slurring of speech
3) Paraesthesia of lips, tongue and fingers
4) None of the above
Oral Surgery
Answer: 2
For an elective surgery the minimum haematocrit value should be
1. 40
2. 30
3. 20
4. 10
Oral Surgery
Answer: 2
The following two laboratory tests should be considered before deciding whether to use general anaesthesia or not
1. Total WBC count and prothrombin time
2. Total WBC count and urine analysis
3. Bleeding time and clotting time
4. Complete blood count and urine analysis
Oral Surgery
Answer: 4
In which of the following anterior open bite occurs?
1) Bilateral condylar fractures
2) Symphysis fracture on one side and angle fracture on the other side of the mandible
3) Horizontal fracture of the maxilla
4) Both A and C
Oral Surgery
Answer: 4
Anterior open bite can occur in bilateral condylar fractures and horizontal fractures of the maxilla.