Periodontal Plastic Surgery: Ideal Smile Exam

Play an AI-generated podcast conversation about this lesson

What is the main characteristic of an ideal smile?

Gingiva is shown
All teeth are shown
The entire upper anterior clinical crown is shown (correct)
The incisal curvature of upper anterior teeth follows the outer curvature of the lower lip

What is the smile line/incisal curvature?

A straight line that follows the path of the incisal edges of the upper anterior teeth
A line that follows the path of the lower lip
An imaginary curved line that follows the path of the incisal edges of the 4 upper anterior teeth and the tip of the cusps of the canine (correct)
A line that follows the path of the upper lip

What determines smile symmetry?

Dental, labial, and facial midline (correct)
Facial midline only
Dental midline only
Labial midline only

What is the facial midline in relation to?

Glabella center – lip filtrum (D) Signup and view all the answers

What is the effect of aging on the face and occlusion?

Decreased height of lower third, decreased projection of lips, decreased exposure of upper incisors, and deepening of lateral nasal sulcus (A) Signup and view all the answers

What is the precaution to be taken when treating men?

Mandibular counterclockwise rotation in men and clockwise in women (C) Signup and view all the answers

How does light travel to the brain?

Light -> retina -> retinal neurons -> brain (C) Signup and view all the answers

What is the function of rods in the retina?

Extremely sensitive, sensitive to dim light, and achromatic (B) Signup and view all the answers

What is the primary reason for placing the first layer of composite resin in the gingival wall?

To prevent shrinkage from pulling off the resin from the enamel (A) Signup and view all the answers

Why should pigments be placed and polymerized before placing the enamel composite?

Because they don't have a ceramic filler resin (A) Signup and view all the answers

What is the final step in achieving a smooth surface and surface gloss in a restoration?

Finishing with silicone polishing rubbers and polishing paste-based aluminum oxide (C) Signup and view all the answers

What is the primary focus of esthetics in dentistry?

Achieving beauty and harmony (B) Signup and view all the answers

What is the golden ratio in relation to aesthetics?

A special number found by dividing a line into 2 parts to achieve aesthetic proportionality (A) Signup and view all the answers

What is the primary consideration in dental esthetics when it comes to treatment planning?

All of the above (D) Signup and view all the answers

What is an example of a complex rehabilitation in esthetic dentistry?

Irregular teeth alignment and occlusal collapse (C) Signup and view all the answers

What is the primary goal of finishing and polishing in restorative dentistry?

To ensure a smooth surface and surface gloss (A) Signup and view all the answers

What is the mathematical representation of the divine proportion?

A / B = A + B / A (A) Signup and view all the answers

According to Leonardo da Vinci's rule of thirds, what should be the proportions of an ideal face?

related by thirds or golden rectangles (C) Signup and view all the answers

What is the name of the progressive geometric series that represents the golden ratio?

Aureus number (C) Signup and view all the answers

In orthodontics, what is the application of the golden ratio?

Treatment planning (A) Signup and view all the answers

What is the characteristic of a 'high' smile type?

Shows total teeth height at least 2 mm of gingival tissue (C) Signup and view all the answers

What is the term for the visual preponderance of upper central incisors in a smile?

Dominance (C) Signup and view all the answers