9. Denture Teeth

Question 1

The width of the upper central incisor is…?

Answer 1

1/18th of interzygomatic width

Question 2

Denture teeth size range? (2)

Answer 2

◦ Height: 8-13 mm.

◦ Width: 7-10 mm

Question 3

What is the inclination of posterior teeth cusps? (2)

Answer 3

0-35 degrees

-usually 33

Question 4

Denture teeth: what is Value?

Answer 4

lightness

Question 5

Denture teeth: what is chroma?

Answer 5

color purity

Question 6

Denture teeth have to bear _____ load

Answer 6

functional

Question 7

Cost of denture teeth compared to the total cost?

Answer 7

5-10% of the total cost

Question 8

Tooth selection color: What do we determine in order?

Answer 8

Value-> hue -> chroma

Question 9

Denture teeth: Shape for men?

Answer 9

square

Question 10

Denture teeth: Shape for women?

Answer 10

round

Question 11

Can tooth shape be modified?

Answer 11

Slightly during waxing

Question 12

Denture teeth: material selected anterior vs posterior?

Answer 12

• Posterior teeth - Porcelain.

* Anterior teeth - Acrylic resin.

Question 13

Denture teeth: upper anterior teeth height?

Answer 13

distance from lower edge of occlusion rim

to smile line: height of central incisors

Question 14

Denture teeth: upper anterior teeth width?

Answer 14

Canine line: total distance between canines

Question 15

Denture teeth: lower anterior teeth height?

Answer 15

distance from lower edge of upper occlusion rim to lower record base.

Question 16

Denture teeth: lower anterior teeth width?

Answer 16

4mm more than manufacturer’s recomendations

Question 17

Denture teeth: upper posterior teeth height?

Answer 17

If porcelain teeth are selected, they must have a low profile (so underside is not cut)

Question 18

Denture teeth: upper posterior teeth width?

Answer 18

From distal surface of canine to end of occlusal plane

Question 19

Denture teeth: lower posterior teeth height?

Answer 19

distance from occlusal plane to record base

Question 20

Denture teeth: lower posterior teeth width?

Answer 20

2 mm more than upper teeth

Question 21

Denture teeth: lower posterior teeth inclination?

Answer 21

33 degree cusp inclination

Question 22

DEnture teeth overjet?

Answer 22

3mm

Question 23

Denture teeth overbite?

Answer 23

0.5-1mm

Question 24

Denture teeth active cusps must be…?

Answer 24

over residual ridge

Question 25

Denture teeth arrangement steps? (12)

Answer 25

1. Remove lower occlusion rim 2. Draw retromolar trigone over lower cast 3. Attach truwax to upper rim 4. fix occlusal plane to lower record with wax 5. draw midline 6. draw upper front teeth incisal line 7. remove upper rim 8. mark mniddle of retromolar trigone 9. Draw line from distal of canine to middle of retromolar trigone 10. put upper record base in 11. ass soft wax roll to upper record 12. arrange upper central first then rest of teeth

Question 26

After the teeth are arranged in the rim what do we do? (7)

Answer 26

1. preform a 2mm protrusive movement in articulator 2. arrange lower front teeth 3. Get the articulator back in centric relation 4. arrange lower first molars 5. Continue towards midline 6. small adjustments and 3mm protrusion 7. 3mm lateral movement

Question 27

Denture teeth: Objective of waxing? (4)

Answer 27

* Improve grip over denture teeth. * Esthetics of soft tissues. * Reshape teeth. * Improve fit and border seal of denture base