Regarding Bolton discrepancy, the anterior ratio is 77.2%, the total ratio is 91.3%. If a patient has an anterior ratio of 82% and the total ratio is 91.3%, it means:

Lateral incisor gingival margin should be 1.5mm lower than the central incisors and canines. U1s has brightest color with U3s are least bright.

A patient with straight profile has, most likely, a skeletal _____.

Which statement describes the definition of the smile arc?

A patient with straight profile has, most likely, a skeletal _____.

Regarding black triangle, what is the distance in mm from bone to contact point that will give us 98% of chance on having full papilla?

The possible etiology of the black triangle is:

The possible etiology of the black triangle is:

Which statement describes the definition of the smile arc?

What is the effect of aging to the incisors display at rest (select all that apply)?