MDS PREP
Each of the following statements about local is correct except
1) Lignocaine causes cardiac dysrhythmias
2) Prilocaine is more toxic than lignocaine
3) Bupivacaine is given for obstetrci epitural anaesthesia
4) Both A and B
Oral Surgery
Answer: 4
A mandibular dental infection from the mandibular first molar which exists the buccal cortical plate above the muscle attachment will cause abscess of
1) Buccal space
2) Masseter space
3) Vestibular sulcus
4) Masticatory space
Oral Surgery
Answer: 3
Posterior displacement of the fractured anterior segment in the bilateral fracture of the mandible in the canine region is due to the action of the
1) Thyrohyoid, genioglossus and geniohyoid
2) Mylohyoid, genioglossus and geniohyoid
3) Geniohyoid and genioglossus and anterior belly of digastric muscles
4) None of the above
Oral Surgery
Answer: 3
Posterior displacement of the fractured anterior segment in bilateral fractures of the mandible is due to the action of the geniohyoid, genioglossus, and anterior belly of the digastric muscles.