Microbiology Revision #3

1. The _____ is recommended for palatal soft-tissue management from canine to canine bilaterally in the maxilla.

Nasopalatine

Posterior superior alveolar

Inferior alveolar

Long buccal

Question 1 of 20

2. The maxillary sinus opens into the middle meatus of the nose through the:

Hiatus semilunaris

Nasolacrimal duct

Bulla ethmoidalis

Frontonasal duct

Question 2 of 20

3. Genioplasty procedure is used:

To modify the attachment of anterior belly of digastric

To modify the position of chin

To change the position of genial tubercles

To change the attachment of genioglossus muscle in Preprosthetic procedures

Question 3 of 20

4. The preferred treatment of an giant cell lesion 2.5cm in diameter, in the mandibular anterior region is

Electro-cauterization

Block excision

Curettage

Wide radical excision

Question 4 of 20

5. Most resistant structure to diffusion of local anesthetic through nerve membrane is:

Endoneurium

Perineurium

Axolemma

Epineurium

Question 5 of 20

6. Maximum dose articaine dose that can be given is

5.4 mg/Kg

7mg/kg

6mg/kg

1.3 mg/kg

Question 6 of 20

7. 2010 ACLS guideline does not include

Atropine for asystole

Ask for help for witnessed or non witness case

Cardiac massage to be done after defibrillation without waiting to assess rhythm

Defibrillation when indicated should be given at the maximum strength available.

Question 7 of 20

8. Among the following, the one which least affects the wound healing in the oral cavity:

Size of the suture given

Tension in the suture

Infection in the area

Blood supply to the area

Question 8 of 20

9. What is the normal mouth opening of a young adult?

20 - 25 mm

15 - 25 mm

25 - 30 mm

30 - 45 mm

Question 9 of 20

10. Most common site of zygomatic arch fracture is

ZT suture

posterior to it

No specific location

anterior to it

Question 10 of 20

11. LA with vasoconstrictor is contraindicated when:

Infection is present in area of injection

All of the above

Patient has thyrotoxicosis

Patient is allergic to anesthesia

Question 11 of 20

12. Suture which does not adhere to tissue and known for its elasticity

Polyglycolic acid

Prolene

Nylon

PDS

Question 12 of 20

13. Which of the following movements are indicated for extraction of upper lateral incisor?

First distal then mesial

First labial then palatal

First palatal then labial

First mesial then distal

Question 13 of 20

14. Inferior alveolar nerve block alone can be used in

Apicoectomy of 3rd molar

Pulpotomy of 3rd molar

Extraction of 1st molar

Root resection of 1st molar

Question 14 of 20

15. Which cranial nerve provides motor innervation to the sternocleidomastoid and trapezius muscles?

Hypoglossal (CNXII)

Accessory (CN XI)

Vagus (CN X)

Glossopharyngeal (CN IX)

Question 15 of 20

16. Partsch operation is:

Enucleation followed by marsupialization

Enucleation alone

Marsupialization followed by Enucleation

Marsupialization alone

Question 16 of 20

17. In mesioangular impaction, long axis of mandibular third molar, and 2nd molar are

Divergent to each other

Parallel to each other

Convergent to each other

Angulation is independent of long axis

Question 17 of 20

18. Which of the following is the most common technique used for mandibular advancement?

Mandibular ramus sagittal split osteotomy

The vertical ramus osteotomy

The step osteotomy

The vertical body osteotomies

Question 18 of 20

19. HBO is indicated in all except:

Osteoradionecrosis

Gas embolism

Refractory osteomyelitis

Seizure therapy

Question 19 of 20

20. The maxillary first molar is innervated by the:

Posterior superior alveolar and inferior alveolar nerves

Anterior superior alveolar and middle superior alveolar nerves

Middle superior alveolar nerves and palatine nerves

Middle superior alveolar and posterior superior alveolar nerves

Question 20 of 20