Week 8 - Basic Principles of Esthetics and Anterior Tooth Contours

Question 1

What is the goal of prosthodontics?

Answer 1

Preserve what remains

Balance occlusion, esthetics, phonetics

Question 2

What are the elements of esthetic composition

Answer 2

Dental Composition
Dentofacial composition
Facial composition

Question 3

Esthetic harmony

Answer 3

Depends on equilibrium between distractive elements

Question 4

Vertical reference lines of the face

Answer 4

Bridge of nose
Philtrum
Face midline
Dental midline

Question 5

What vertical reference line is reliable for the facial midline?

Answer 5

Philtrum

Question 6

What effect does symetry have on esthetics?

Answer 6

Must be introduced in the dentofacial composiiton to create a positive psychological response

Question 7

Why do we want a slight amount of asymmetry?

Answer 7

So that it looks human and not synthetic

Question 8

What can cause persepective and illusion on the smile?

Answer 8

Wideing and narrowing
Shortening and lengthening
Contrast
Shading

Question 9

What are the line components of a smile

Answer 9

Lip Line
Smile Line
Upper Lip Curvature
Buccal cooridor
Axial alignment and gradation
Dominance
Embrasures
Dental morphology
Gingival morphology

Question 10

Smile line

Answer 10

The hypothetical curved line drawn along the edges of maxillary anterior teeth that has to coincide or run parallel to the curvature of the lower lip

Question 11

Buccal cooridor

Answer 11

Triangle formed between the buccal surface of the teeth and cheek

Question 12

Axial alignment and gradation

Answer 12

Tooth slope

Question 13

Dminance

Answer 13

Central incisors should be the largest teeth and the lightest in color

Question 14

Emergence profile

Answer 14

Natural teeth, in general, have straight emergence profiles in the gingival third