Anterior Esthetics

Question 1

Overall esthetic impact of a smile can be divided into 4 areas :

Answer 1

Microesthetics, macroesthetics, gingival esthetics, facial, esthetics

Question 2

What is the esthetic zone

Answer 2

Anterosuperior teeth from canine to canine with dominance of central incisors

Question 3

Why are lower anterior teeth not as important as maxillary for esthetics

Answer 3

One in Israel edge is seen in normal view even though initial edge is lingual to root axis line

Question 4

Dental components of the smile:

Answer 4

Size, shape, color, alignment, crown angulation of teeth
Midline, arch symmetry

Question 5

Microesthetics involves the elements that make ______

Answer 5

Teeth look like actual teeth

Question 6

Correct anatomy (lose and labial depressions) and correct line angle development will provide ____ looking and ________ surfaces

Answer 6

Very natural, light reflecting

Question 7

_____ can be placed strategical to change how light reflexes off the tooth

Answer 7

Line angles

Question 8

The teeth will appear ___ if the mesiofacial and distofacial line angles are moved towards the center of the tooth
If they are placed wider?

Answer 8

Longer
Shorter & wider

Question 9

Common mistakes in Microesthetics

Answer 9

Improper heights of contour and line angle development

Question 10

The maxillary central incisors have an ideal width to length ratio of ?
Lateral incisor width is approx ____ width of central incisor

Answer 10

75-80%
60%

Question 11

Rule of golden proportions

Answer 11

Ratios of widths of max anterior teeth =
1.6 for central, 1.0 lateral, .6 for medial half of canine

Question 12

When viewed from the front, the ideal look is that the lateral is about ____ % of the central and the mesial half of canine is about _____% of lateral

Answer 12

60!!!

***each anterior tooth is approx 60% of the size of the preceding adjacent tooth

Question 13

Strict application of the rule of golden proportion may be _____, therefore clinician must determine appropriate sizes for each patient

Answer 13

Limiting

Question 14

RED rule :

Answer 14

(Recurring esthetic dental proportion rule)

The same ratio of tooth widths established between central and lateral incisors can be used distally when doing smile analysis

Question 15

Macroesthetics represents principles when _____ are considered
Attempts to analyze the relationships and ratios between anterior teeth and _______

Answer 15

Groups of individual teeth
Surrounding tissue landmarks

Question 16

Anatomical landmarks:

Answer 16

Commisure, nasolabioal groove, labiomental groove, tubercular, philtrum, vermillion border

Question 17

Lips join at the

Answer 17

Commisure

Question 18

Max lip is bounded laterally by the ____ at the ______ and superiorly by the ____

Answer 18

Cheeks, nasolabial groove, nose

Question 19

Mand lip is bounded laterally by the ___ and inferiority by the _____

Answer 19

Cheeks, labiomental groove

Question 20

Upper lip has a small rounded nodule of tissue in the center of its lower part called the

Answer 20

Tubercule

Question 21

Skin superior to the tubercle has a broad depression running from the tubercle toward the center of the nose called a
Base of this is called the

Answer 21

Philtrum
Cupids bow

Question 22

_______ is the red zone of the lips
This is really a transitional zone between the ____ and the ______ of the mouth

Answer 22

Vermillion border
Skin of the face, mucous membrane of the mouth

Question 23

The vermillion border is bounded externally by the ?
Internally by the ?

Answer 23

On face by mucocutaneous junction
Wet/dry line of lips

Question 24

Where are the incisal edges of max incisors in comparison to the tips of the canine to achieve the “ideal” look?
What shape is the ideal smile

Answer 24

Below
Convex
Line is inline with lower lips

Question 25

Factors that effect dental esthetics

Answer 25

Pattern of silhouetting created by edged and incisal embrasures of anterior teeth
Size and volume of incisal embrasures

Question 26

Embrasure spaces are only present when

Answer 26

Adjacent teeth touch

Question 27

Tooth reveal is a term for
Tooth reveal depends on

Answer 27

The amount of tooth structure and or gingival that shows up in various views and lip positions

Function and individual facial expression

Question 28

The places in which anterior teeth APPEAR to touch is the

Answer 28

Connector space

Question 29

The ideal connector zone between central incisors is ?
Between max lateral and central ?
Between canine and max lateral?

Answer 29

50% length of central incisor
40% length of central incisor
30% length of central incisor

Question 30

Gingival esthetics refers to

Answer 30

Gingival exposure and symmetry

Question 31

Facial midline is a

Answer 31

Line drawn from nasion to the base of the philtrum

Question 32

The dental midline should be ________ and ______ to the facial midline
It is more important that the _______ be ____ to the facial midline

Answer 32

As close as possible, parallel
Max central incisors, parallel

Question 33

The horizontal positions of the max central incisors should correspond to the facial midline as indicated by the

Answer 33

Inter pupillary line
**perpendicular to

Question 34

Peg lateral refers to

Answer 34

An anomaly affecting the upper lateral incisors which causes these teeth to be abnormally small in size