Anatomy / OS / Perio Flashcards
The lateral pterygoid moves the articular disk which 2 directions?
Anteriorly and medially
What type of tooth has the most consistent canal morphology?
Mand PM’s (wtf? I thought it was max canines?)
The INFERIOR CONCHA is composed of all or part of which bone?
TURBINATE
In a vestibuloplasty a skin graft functions to prevent WHAT from occuring?
reattachment of the MUSCLE to the PERIOSTEUM
When would you use an EMERGENCY occlusal separator?
Hemarthrosis (bleeding into the joint)
What is a PEDICLED HORIZONTAL SLIDING OSTEOTOMY used for?
a genioplasty
What are the 4 nerves that innervate the TMJ?
- AuriculoTemporal (main) 2. Masseteric 3.Mandibular division of the trigeminal nerve 4. DEEP temporal
Verrill’s sign =
ptosis of eyelid
MYOSITIS usually affects WHICH muscle of mastication?
MASSETER
the ONLY joint structure that exerts posterior traction on the articular disc is the __________
SUPERIOR retrodiscal lamina
Displacement of the PROXIMAL segment of an angle of the mandible fracture is caused by which muscle?
MEDIAL PTERYGOID
What is evidence of TROCHLEAR nerve dysfunction?
Eyes fail to move DOWN and OUT
Apically displaced flap is generally fucking IMPOSSIBLE in what area?
Maxillary Palatal
Junctional epithelium CAN reattach to DENTIN or CEMENTUM by typically __ days
10
What orthognathic surgery has the LEAST stable recurrence rate?
INFERIOR movement of the maxilla (occlusal forces want to force it more superior)
WTF? The ______ of the Gingival marginal trimmer corresponds to the NIB of the ______
BLADE….condenser
What is removed in a Modified Widman Flap?
diseased/inflammed gingiva (removing sulcular gingiva essentially)
___________ functions by pulling the articular discs posteriorly against the lateral pterygoid that pulls it forward.
Superior retrodiscal lamina
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?
Capsule of the Parotid (CN VII-Facial nerve-Bell’s Palsy)
During post-natal growth of the maxilla, an increase in maxillary height and depth of the palate is attributed to which of the following?
Alveolar growth
Sinus opening 2-6mm tx:
- Antibiotics 2.Decongestant 3.figure 8 suture
Suture: moveable to non-moveable? or non-moveable to moveable
moveable to non-moveable
Concrescence is most common in which teeth?
Most common in the permanent molars
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?
THE ROOTS!
