Anatomy / OS / Perio

Question 1

The lateral pterygoid moves the articular disk which 2 directions?

Answer 1

Anteriorly and medially

Question 2

What type of tooth has the most consistent canal morphology?

Answer 2

Mand PM’s (wtf? I thought it was max canines?)

Question 3

The INFERIOR CONCHA is composed of all or part of which bone?

Answer 3

TURBINATE

Question 4

In a vestibuloplasty a skin graft functions to prevent WHAT from occuring?

Answer 4

reattachment of the MUSCLE to the PERIOSTEUM

Question 5

When would you use an EMERGENCY occlusal separator?

Answer 5

Hemarthrosis (bleeding into the joint)

Question 6

What is a PEDICLED HORIZONTAL SLIDING OSTEOTOMY used for?

Answer 6

a genioplasty

Question 7

What are the 4 nerves that innervate the TMJ?

Answer 7

1. AuriculoTemporal (main) 2. Masseteric 3.Mandibular division of the trigeminal nerve 4. DEEP temporal

Question 8

Verrill’s sign =

Answer 8

ptosis of eyelid

Question 9

MYOSITIS usually affects WHICH muscle of mastication?

Answer 9

MASSETER

Question 10

the ONLY joint structure that exerts posterior traction on the articular disc is the __________

Answer 10

SUPERIOR retrodiscal lamina

Question 11

Displacement of the PROXIMAL segment of an angle of the mandible fracture is caused by which muscle?

Answer 11

MEDIAL PTERYGOID

Question 12

What is evidence of TROCHLEAR nerve dysfunction?

Answer 12

Eyes fail to move DOWN and OUT

Question 13

Apically displaced flap is generally fucking IMPOSSIBLE in what area?

Answer 13

Maxillary Palatal

Question 14

Junctional epithelium CAN reattach to DENTIN or CEMENTUM by typically __ days

Answer 14

10

Question 15

What orthognathic surgery has the LEAST stable recurrence rate?

Answer 15

INFERIOR movement of the maxilla (occlusal forces want to force it more superior)

Question 16

WTF? The ______ of the Gingival marginal trimmer corresponds to the NIB of the ______

Answer 16

BLADE….condenser

Question 17

What is removed in a Modified Widman Flap?

Answer 17

diseased/inflammed gingiva (removing sulcular gingiva essentially)

Question 18

___________ functions by pulling the articular discs posteriorly against the lateral pterygoid that pulls it forward.

Answer 18

Superior retrodiscal lamina

Question 19

After administering an inferior alveolar nerve block, paralysis of the muscles of the forehead, eyelid, upper and lower lip on the same side of the injection is noticed. Anesthetic agent was most likely deposited into which of the following structures?

Answer 19

Capsule of the Parotid (CN VII-Facial nerve-Bell’s Palsy)

Question 20

During post-natal growth of the maxilla, an increase in maxillary height and depth of the palate is attributed to which of the following?

Answer 20

Alveolar growth

Question 21

Sinus opening 2-6mm tx:

Answer 21

1. Antibiotics 2.Decongestant 3.figure 8 suture

Question 22

Suture: moveable to non-moveable? or non-moveable to moveable

Answer 22

moveable to non-moveable

Question 23

Concrescence is most common in which teeth?

Answer 23

Most common in the permanent molars

Question 24

WHAT STRUCTURE OF THE TOOTH is considered to be the optimal place to apply apical force in order to not fracture the crown during the extraction procedure?

Answer 24

THE ROOTS!