Selecting Denture Teeth

Question 1

Which teeth are for esthetics?

Answer 1

Anterior teeth

Question 2

Which teeth are for function?

Answer 2

Posterior teeth

Question 3

T/F: We want to use any and all available information to select the correct teeth for the denture; previous dentures, photos, and friends and family

Answer 3

True

Question 4

Beware of the ____ patient; be sure to bring their friends and/or family to get their opinions/expectations

Answer 4

Indifferent

Question 5

____ is the easiest factor to determine when selecting anterior teeth

Answer 5

Shade

Question 6

_____ is the factor dealing with the occlusal-gingival height and mesial-distal width of the teeth

Answer 6

Size

Question 7

_____ is the factor dealing with the shape of the individual teeth

Answer 7

Mold

Question 8

When determining shade, is the whitest always the best?

Answer 8

No; fake looking

Question 9

When determining _____ of the anterior teeth, Use existing denture Use anatomical landmarks Use the Interalar Facial Meter Use the Trubyte Tooth Indicator

Answer 9

Size

Question 10

The width of the central incisor is about ____ the bizygomatic width

Answer 10

1/16

Question 11

The ____ width can be measured using a caliper-type facebow

Answer 11

Bizygomatic width

Question 12

The approximate combined width of the 6 anterior teeth on a flat plane is the bizygomatic width divided by ____

Answer 12

3.3

Question 13

When determining the width of the anterior sextant with ________, Mark the corners of the wax rim Measure that distance using the curve of the wax rim That distance will approximate the combined width of the 6 anterior teeth on a curve.

Answer 13

Anatomical landmarks

Question 14

The _____ meter is used to measure the interalar distance; classifies the anterior sextant width into small, medium and large

Answer 14

Facial meter

Question 15

To determine the _____ of the anterior teeth, Use an existing denture Use the patient’s lip line Using anatomical landmarks Evaluate the distance between the maxillary and mandibular ridges

Answer 15

Length

Question 16

Mark the _____ line on the maxillary wax rim when the patient smiles to estimate the length of the maxillary teeth and avoid a “Gummy Smile”

Answer 16

“lip line”

Question 17

The distance from the hairline to the gnathion (the most inferior bony portion of the chin) divided by ___ equals the length of the central incisor.

Answer 17

16

Question 18

_____ teeth are considered to be more esthetic, however, the distance between the maxillary and mandibular ridges may result in the use of shorter teeth.

Answer 18

Longer

Question 19

What are the 2 ideologies for selecting anterior tooth mold?

Answer 19

Dentogenics and Geometric Theory

Question 20

The ____ ideologie of tooth mold selection is based on age, sex, and personality

Answer 20

Dentogenics

Question 21

The ____ ideologie of tooth mold selection is based on the shape of the face

Answer 21

Geometric theory

Question 22

Males faces tend to be more of what shape?

Answer 22

Square

Question 23

Females faces tend to be more of what shape?

Answer 23

Rounder

Question 24

Older folks faces tend to be more of what shape?

Answer 24

Square

Question 25

Which tooth tends to resemble the inverted face form?

Answer 25

Max central incisor

Question 26

What are the 4 categories of the geometric theory?

Answer 26

Ovoid, square, square tapering, tapering

Question 27

What are the 3 points used to determine the shape of the face?

Answer 27

Temple, zygomatic arch, and angle of mandible

Question 28

T/F: The facial contour of the anterior should mimic the contour of the face in profile

Answer 28

True

Question 29

The objective of both the Geometric Theory and Dentogenics is to ______ the teeth with their surrounding structures in an attempt to avoid detection and provide an esthetic appearance.

Answer 29

harmonize

Question 30

After the size and shape of the teeth are determined, the information must be applied to the _____ Guide. ;The maxillary anterior tooth guide consists of 2 numbers followed by a letter classification.

Answer 30

Bioform Mould Guide

Question 31

The first number of the Bioform Mould guide determines ______ of the max anterior teeth

Answer 31

shape

Question 32

The second number of the Bioform Mould guide determines ______ of the max anterior teeth

Answer 32

contour

Question 33

The letter of the Bioform Mould guide determines ______ of the max anterior teeth

Answer 33

Width

Question 34

The _____ guide is used to select the anterior mandibular teeth

Answer 34

Portrait mould guide

Question 35

T/F: The size of the maxillary and mandibular posterior teeth can also be determined using the mould guide. These measurements are also based on the maxillary anterior teeth.

Answer 35

True

Question 36

Measure the distance from the distal of the _____ to the ________ portion of the ridge to determine the combined length of the mandibular posteriors.

Answer 36

canine to the ascending portion of the ridge

Question 37

Is it okay to set tooth on ascending ramus?

Answer 37

No

Question 38

What tooth is commonly taken out of mandible?

Answer 38

Premolar

Question 39

For _____: Pros – esthetics nCons – clacking sound, abrasive, weight

Answer 39

Porcelain

Question 40

For ______: Pros – easily adjusted, chemical bond to resin nCons – occlusal wear

Answer 40

Acrylic resin

Question 41

In the horizontal view, The incisal edges of the maxillary central incisors should be approximately ______ to the midpoint of the incisive papilla

Answer 41

8-10 mm anterior

Question 42

In the Horizontal view, A line drawn perpendicular to the mid-sagittal suture and that bisects the incisive papilla should extend though the center of the maxillary _____

Answer 42

canines.

Question 43

In occlusion with the lips together, the labial incisal 1/3 of the maxillary anterior teeth support the _____ border of the lower lip

Answer 43

superior border

Question 44

T/F: The record base should be bulky under the nostrils.

Answer 44

False

Question 45

From the Frontal View, At rest, approximately ____ of the maxillary centrals should be visible

Answer 45

1-2 mm

Question 46

The plane of the maxillary anterior teeth should be parallel to the ____ line.

Answer 46

interpupillary line

Question 47

When smiling, the incisal edges of the maxillary teeth should follow the line of the _____

Answer 47

lower lip.

Question 48

The mandibular anterior teeth should be set on a curve that parallels the maxillary anterior teeth resulting in a uniform _____ horizontal overlap.

Answer 48

1-2mm

Question 49

There should be ______ of vertical overlap.

Answer 49

zero or minimal (0.5 mm)

Question 50

The ____ should be positioned in a way in which the distal portion of the tooth points to the desired position of the central fossae of the posterior teeth.

Answer 50

canines

Question 51

The _____ is defined as the space between the buccal surfaces of the upper teeth and the corners of the mouth when the patient smiles.

Answer 51

buccal corridor

Question 52

The mandibular teeth should be on a flat plane and extend ____ to _____ up the retromolar pad.

Answer 52

1/2 to 2/3

Question 53

The mandibular posterior teeth are set over the ridge to gain a _____ advantage.

Answer 53

retentive

Question 54

T/F: The occlusal-gingival height should be maintained from the anterior teeth to the posterior teeth

Answer 54

True