Quiz DOS-Articulators and Muscle Responses

Question 1

What type of articulator are these advantages of?? Inexpensive, disposable, short time, single restorations (with ______ guidance).

Answer 1

NON-Adjustible articulators!! need ANTERIOR guidance

Question 2

What is the name for this?? In a laterotrusive movement, its the angle at which then non-working condyle moves medially (as measured in the horizontal plane)

Answer 2

The BENNETT (askew) ANGLE!!!

Question 3

A Face-Bow Transfer: Used to ______ and mount the _______ cast on the articulator relative to the joints.

Answer 3

orient….MAXILLARY

Question 4

A Face-Bow Transfer: Utilizes 3 distinct reference points…1,2. ______ axis of each condyle. 3._______-established by manufacturer

Answer 4

1,2 Hinge…3.Arbitrary!

Question 5

A Face-Bow Transfer: Transfers the _______ distance of the patient to the articulator.

Answer 5

intercondylar

Question 6

Advantage/Disadvantage of a Fully Adjustable: it will duplicate a patient’s _______ movement.

Answer 6

mandibular

Question 7

Advantage/Disadvantage of a Fully Adjustable: restorations will fit _______, therefore fewer ______ adjustments needed.

Answer 7

precisely…intraoral

Question 8

Advantage/Disadvantage of a Fully Adjustable: It costs ______ and takes _____ time.

Answer 8

more..more

Question 9

When discussing the ML cusp of the Max 1st molar, what type of pathway occurs when the cusp leaves the central fossa of the mand first molar out the lingual?

Answer 9

Working or LateroTrusive pathway

Question 10

Occlusal Prematurities! recorded/recognized as “_____” contact, before the patient closes all the way into _______.

Answer 10

“high”…M.I.

Question 11

Occlusal Prematurities! First tooth contact in _______ is a good example of an occlusial prematurity.

Answer 11

Centric Relation

Question 12

Occlusal Prematurities! the term implies that the contact is either on an ______ or is an ______ area.

Answer 12

incline…unstable

Question 13

Occlusal Prematurities! none of these contacts are ________ M.I.

Answer 13

proper

Question 14

Occlusal Prematurities! The mandible can be displaced _______ and/or _______.

Answer 14

anteriorly and/or laterally

Question 15

In forward displacement of the mandible, contact occurs on _______ teeth causing the mandible to be ______ displaced.

Answer 15

posterior…anteriorly

Question 16

A?B?C? Type of Contact: Which contact has the lingual inclines of maxillary facial cusps contacting facial inclines of mandibular facial cusps?

Answer 16

A

Question 17

A?B?C? Type of Contact: Which contact has facial inclines of maxillary lingual cusps contacting lingual inclines of mandibular facial cusps?

Answer 17

B

Question 18

A?B?C? Type of Contact: Which contact has lingual inclines of maxillary lingual cusps contacting facial inclines of mandibular lingual cusps?

Answer 18

C

Question 19

Non-Working Interferences: Lingual inclines of the mandibular posterior ______ cusps.

Answer 19

Facial (Working buLL)!!!

Question 20

Non-Working Interferences: Facial inclines of the maxillary posterior ______ cusps.

Answer 20

Lingual

Question 21

Non-Working Interferences: Parallel to the _______ developmental groove- Mand 1st Molars

Answer 21

DF

Question 22

Non-Working Interferences: Parallel to the ________ groove - Max 1st molars

Answer 22

distal oblique

Question 23

Protrusive Interferences- distal marginal ridges of the _______ posterior teeth.

Answer 23

mandibular

Question 24

Protrusive Interferences- mesial marginal ridges of the _______ posterior teeth.

Answer 24

maxillary

Question 25

Closure Interference: "A" contact will display mandibular deviation to the _______ side as the interference!

Answer 25

opposite

Question 26

Closure Interference: "B" contact will display mandibular deviation to the ______ side as the interference!

Answer 26

SAME!

Question 27

Initial TMJ Dysfunction: Retrodiscal Ligaments ________

Answer 27

ELONGATE

Question 28

Initial TMJ Dysfunction: _______ morphology changes.

Answer 28

Disc

Question 29

Initial TMJ Dysfunction: A slight abnormal translation occurs between _______ and ______.

Answer 29

condyle and disc

Question 30

Etiology of TMD: The etiology of TMD is _______ and ________.

Answer 30

Complex and Multifactorial

Question 31

Etiology of TMD: _________ factors INCREASE risk

Answer 31

predisposing

Question 32

Etiology of TMD: _______ factors are responsible for the onset of the disease.

Answer 32

Initiating

Question 33

Etiology of TMD: _______ factors will INTERFERE with healing or enhance progression of the disease.

Answer 33

Perpetuating

Question 34

Etiology of TMD: What are the 5 MAJOR FACTORS of TMD????

Answer 34

1. Occlusal 2.Trauma 3.Emotional Stress 4. Deep Pain 5.Parafunction

Question 35

Anxiety, fatigue, stress, overuse/underuse of jaw, poor sleep, bruxism, and altered muscle contraction are all mitigating factors of ________ TMD...... ________ chewing will NEVER cause TMD!!

Answer 35

EXTRAcapsular...NORMAL

Question 36

When pressing the trigger point of the MASSETER the pain goes to the maxillary and mandibular _______ teeth.

Answer 36

POSTERIOR

Question 37

What are the two pain locations if a trigger point is located on the Lateral Pterygoid??

Answer 37

Zygomatic Arch and the TMJ

Question 38

Symptoms of Intercapsular TMD: What are the two join sounds? (you better get one of these right:))

Answer 38

CLICKING and Crep-itus

Question 39

Symptoms of Intercapsular TMD: You'll have limited _____ with a _____ end feel.

Answer 39

opening...HARD end feel

Question 40

Symptoms of Intercapsular TMD: Pain during ______ of the TMJ.

Answer 40

loading

Question 41

Symptoms of Intercapsular TMD: A sudden change in the Pt's _______.

Answer 41

occlusion

Question 42

____ (__________) limitation gives a clue for INTERcapsular vs EXTRAcapsular problems.

Answer 42

ROM (range of motion)

Question 43

Soft end feel = _____capsular problem

Answer 43

EXTRAcapsular...muscle problem

Question 44

Which problem, inter or extra capsular, can you still open the mandible? Which one WILL NOT open past a certain point?

Answer 44

open=extracapsular....NOT open=intraCapsular

Question 45

Parafunctional Activities and Features: ________ (muscle tightening or squeezing)

Answer 45

Clenching

Question 46

Parafunctional Activities and Features: ________ (tooth grinding)

Answer 46

bruxism

Question 47

Parafunctional Activities and Features: most occur at the _______ level, clinician must make the patient aware.

Answer 47

Subconscious

Question 48

Parafunctional Activities and Features: Occlusal ________ do NOT directly cause BRUXING events!

Answer 48

Prematurities

Question 49

Parafunctional Activities and Features: ________ DIRECTLY relates to parafunction.

Answer 49

EMOTIONAL STRESS

Question 50

Parafunctional Activities and Features: Medications, like _____'s have been linked to bruxing...

Answer 50

SSRI's