Tooth selection for complete dentures

Question 1

What stage does tooth selection occur in?

Answer 1

Jaw registration

Question 2

What affects anterior tooth selection?

Answer 2

• function
• appearance
• speech

Question 3

What affects posterior tooth selection?

Answer 3

Oral function

Question 4

What factors will influence the dentist when selecting teeth?

Answer 4

• previous dentures
• ageing
• facial skeleton
• skeletal class
• physiological pigmentation

Question 5

What factors will influence the patent when selecting teeth?

Answer 5

• influence of others
• lifestyle, relationships and goals
• physiological factors ie tooth loss
• perception of ageing
• self-esteem
• smileorexia

Question 6

What are materials used in artificial teeth?

Answer 6

• acrylic
• porcelain
• composite resin

Question 7

Which shade guide is considered standard?

Answer 7

Vita

Question 8

What is important when selecting shade?

Answer 8

• illumination
• patient preference
• age
• previous photographs

Question 9

What are some modifications that can be made to dentures to change the appearance?

Answer 9

• imbrication
• diastema
• rotation
• straight
• natural
• recession
• false restorations

Question 10

Where should the teeth be set in relationship to the papilla?

Answer 10

5.5mm anterior

Question 11

What does an alma gauge measure?

Answer 11

Distance from anterior tooth setting to papilla

Question 12

How should you deliver a tooth trial to a patient?

Answer 12

• give patient a mirror and space to take in their appearance
• if they don’t like anything, get them to specifically describe it

Question 13

What can influence the selection of posterior teeth?

Answer 13

• ridge
• neuromuscular control
• if patient can get into RCP

Question 14

Which teeth are removed if there is not enough length in the posterior region?

Answer 14

• premolar
• 2nd molar

Question 15

What are the different types of posterior teeth?

Answer 15

• anatomical, cusped teeth (33 degrees)
• hybrid (12 degrees)
• non-anatomical, cuspless teeth (flat)

Question 16

When are cuspless teeth suitable to be used?

Answer 16

When the patient cannot enter RCP, instead the muscular position is used