Quiz 10

Question 1

This is a patient in full smile. Which of the following are NOT the possible reasons why there is the particular amount of gingiva showing?

a) Hyperactive lip muscle

b) Skeletal excess of maxillary bone

c) Failure of Gingiva to recede

d) Teeth with little occlusal wear

Answer 1

D

Question 2

A patient with a _________ E plane would display a more _______ nose and chin compared to the lips.

a) negative; even

b) positive; prominent

c) negative; retruded

d) positive; retruded

Answer 2

D

Question 3

This patient complains that her smile is not ideal and would like to change it. Which of the following is likely the source of her complaint?

a) Occlusal cant

b) Midline shift

c) Unideal buccal corridor

d) Excessive Gingiva

Answer 3

B

Question 4

This patient presents to your office with the Chief Complaint of “wanting his smile better.” After discussion with the patient, you realize he is mostly concerned with #8 and #9. The width of #8 is 8mm and the width of #9 is 9mm. What would be the range of an ideal length of each tooth if you were to restore these teeth with crowns?**

**Measurements below are slightly rounded either up or down.

a) #8 - 9.0mm - 10.25mm; #9 - 10.6mm - 12.0mm

b) #8 - 9.4mm - 10.5mm; #9 - 10.5mm - 12.0mm

c) #8 - 10.0mm - 11.5mm; #9 - 12.0mm - 13.25mm

d) #8 - 9.4mm - 11.0mm; #9 - 11.0mm - 12.25mm

Answer 4

B

Question 5

Which of the following is correct concerning gingival embrasures when considering “ideal”?
Group of answer choices

Most gingival papilla are 50% if the tooth length

The contact height between the canine and the lateral is roughly 1/3 of the length of the teeth

The gingival zenith of the lateral incisor is in direct line with the vertical long axis

Crowns that are too bulky result in larger than normal gingival embrasures