MDS PREP
Among the following which stage of anaesthesia describes the level of conscious sedation?
1. Stage I
2. Stage II
3. Stage III plane 1
4. Stage III plane 2
Oral Surgery
Answer: 1
The primary objective of removing bone when extracting a badly impacted man dibular third molar is to
1. expose the root bifurcation
2. expose the cervical line
3. allow proper closure of the wound
4. expose the height of contour of the tooth
Oral Surgery
Answer: 4
During extraction of a maxillary molar a root tip is left in the maxillary sinus. The treatment of choice is
1) Perform Caldwell-Luc to remove the tip
2) Perform hemi maxillectomy
3) Enlarge opening in the socket area
4) No treatment indicated
Oral Surgery
Answer: 1
Acute pyogenic bacterial infections produce
1. leukocytosis
2. basophilia
3. leukogenesis
4. lymphopenia
Oral Surgery
Answer: 1
Extraction of distoangular impaction of mandibular 3rd molar can cause
1) Slippage in lingual pouch
2) # of ramus of mandible
3) Excessive haemorrhage
4) Dry socket
Oral Surgery
Answer: 2
35% nitrogen oxide with 65% oxygen has
1. Slow induction
2. Slow recovery
3. Potent anaesthetic property
4. Good analgesic property
Oral Surgery
Answer: 4
Clinical sign that is always positive in bone fracture is
1) Crepitus
2) Tenderness
3) Abnormal mobility
4) All of the above
Oral Surgery
Answer: 2
Crepitus is a clinical sign that indicates a bone fracture, along with tenderness and abnormal mobility.