1. Which two major forces are used for routine tooth extractions? 1.Rotation 2.Pulling 3.Pushing 4.Luxation 2&4 2&3 1&4 1&2 2. Posterior mandible resorbs at a rate approximately times faster than the anterior mandible 6 times 2 times 4times 8 times 3. Post-operative muscle pain is caused by: Propofol Ketamine Ethosuximide Suxamethonium 4. Most commonly impacted tooth: Mandibular third molars Maxillary third molars Mandibular canines Maxillary canines 5. Temperature becomes subnormal in: Both of the above Transfusion reaction Hypothermia Shock 6. Best view for horizontally favourable and unfavourable angle fracture: OPG PA Ceph PA towne’s view Lateral oblique 7. Most upper third molar teeth luxate in a: Distobuccal direction Distolirtgual direction Mesiolingual direction Mesiobuccal direction 8. Anaesthetic agent indicated for use in setting of raised intracranial pressure: Isoflurane Enflurane Nitrous oxide Sevoflurane 9. Best view for Zygomatic arch fractures: Posteroanterior skull Townes projection Submentovertex view Water’s view 10. For a patient with end-stage renal disease (ESRD) on dialysis, it is recommended to perform oral surgery: The day after dialysis The day of dialysis Two days before dialysis The day before dialysis 11. Which among the following is not used as topical local anesthetic: Tetracaine Procaine Benzocaine Lidocaine 12. An adult female on chronic steroid treatment needs removal of multiple decayed teeth. Which of the following should be given prior to extraction Antihistaminics Atropine to prevent vasovagal attack Antihypertensives to prevent shock Antibiotics 13. After inj. of LA pt experiences pallor, perspiration and disorientation. What is the first step of treatment Supine position Keep head between knees Inject 1:1000 Adrenaline IV Administer O2 14. In general, barbiturates have the ability to: Be sedative but not hypnotic Produce long-term cortical depression Provide sedation but no analgesia Provide sedation and analgesia 15. LA with vasoconstrictor is contraindicated when: Patient is allergic to anesthesia Infection is present in area of injection All of the above Patient has thyrotoxicosis 16. Local anesthetic agent used in a patient with a history of allergy to LA agents is Chloroform Diphenylalanine Mepivacaine Ether 17. Obstructive apnea is most commonly seen to develop in B/L TMJ Ankylosis Mandibular ameloblastoma Orbital floor # Dentigerous cyst 18. What are the parts of a local anaesthetic syringe: Needle adaptor, shank, barrel Needle Adaptor, piston, barrel Hub, shaft, rubber depressor Hub, shaft, barrel 19. Most common bacterium responsible for subacute bacterial endocarditis after dental extraction is Streptococcus salivarius Streptococcus viridians Streptococcus mutans Streptococcus mitis 20. Difference in osteotome and chisel: Osteotome is unibeveled while chisel is Bibevel Chisel is bi bevelled while osteotome is unibevelled Chisel is Sharper while osteotome is more blunt Chisel is curved while osteotome is straight Loading … Question 1 of 20
