A contraindication to local infiltration technique 1) Hypertension 2) Diabetic patient in whom urine sugar present 3) Infection in the arch 4) Kidney problems
Oral SurgeryAnswer: 3
Most commonly used local anaesthesia 1) 1: 20,000 xylocaine HCL 2) 1: 50,000 xylocaine HCL 3) 1: 10,000 xylocaine HCL 4) 1: 80,000 xylocaine HCL
Oral SurgeryAnswer: 4
A patient who is receiving anticoagulants requires extraction of a tooth. Laboratory data indicating prothrombin time is 21 seconds with a control time of 15 seconds. The treatment should consist of 1) Regulation of the anticoagulant level with heparin 2) Injection of vit K and immediate extraction 3) Injection of vit K and extraction after half an hour 4) Extraction of the tooth and use of sutures and local haemostatic agent
Oral SurgeryAnswer: 4
What is the average duration of immobilization o jaw fractures in adults?
1. 3-4 months
2. 5-6 weeks
3. 2-3 weeks
4. 6 months
Oral SurgeryAnswer: 2
Advantage of sharp dissection over blunt dissection is 1) Less traumatic 2) Permits muscle splitting rather than muscle tearing 3) Less likely to sever important nerves 4) Both A and B
Oral SurgeryAnswer: 4
Which of the following is true of cardiopulmonary resuscitation 1) Compression to ventilation ratio in two person CPR is 5:1 2) Compression to ventilation ratio in single person CPR is 15:2 3) Compression should be 60-80/minute in adults 4) All of the above
Oral SurgeryAnswer: 4
The following methods are commonly used methods of ridge extension procedure of the mandible 1) Secondary epithelialization 2) Mucosal graft vestibuloplasty 3) Skin graft vestibuloplasty 4) All of the above
Oral SurgeryAnswer: 4
Which muscle should be detached to lower the floor of the mouth 1) Mylohyoid 2) Geniohyoid 3) Genioglossus 4) Both A and C
