General Dentistry Chapter 48

Question 1

restorative dentistry examples

Answer 1

initial or recurrent decay, abrasion, erosion, restoring function of tooth

Question 2

esthetic dentistry examples

Answer 2

discolouration, abnormal spacing between teeth, trauma

Question 3

cavity wall

Answer 3

internal surface of the tooth prepared for the restoration

Question 4

internal wall

Answer 4

cavity wall that does not extend to the external tooth surface

Question 5

external wall

Answer 5

surface of tooth prep that extends to the external tooth surface

Question 6

what surfaces are involved with the external wall

Answer 6

distal, mesial ,facial, lingual, gingival, buccal

Question 7

what surfaces are involved with the internal wall

Answer 7

axial wall, pulpal wall

Question 8

pulpal wall is AKA

Answer 8

pulpal floor

Question 9

line angle

Answer 9

angle formed by the junction of 2 walls /surface in a cavity prep

Question 10

in the initial cavity prep, the outline form is when the dentist decides

Answer 10

the design and initial depth of sound tooth structure

Question 11

in the initial cavity prep, the resistance form is when the dentist determines the

Answer 11

primary shape and placement of cavity walls

Question 12

initial cavity prep, retention form: the dentist knows

Answer 12

where to place retention to prevent displacement or removal (helps mechanically lock into place)

Question 13

initial cavity prep, convenience form: the dentist has

Answer 13

accessibility in preparing and restoring tooth

Question 14

final cavity prep consists of 3 things

Answer 14

1. removal of any remaining enamel within prep, 2. insert additional resistance and retention notches, 3. placing dental materials (liners/bases)

Question 15

class I restorations

Answer 15

lesions affecting pit and fissures

Question 16

class II restorations

Answer 16

extension of class I lesions into the proximal surfaces of premolars and molars

Question 17

class III restorations

Answer 17

affects the proximal surface of incisors and canines

Question 18

class IV

Answer 18

involves a larger surface area, incised edge and proximal surface of incisors and canines

Question 19

class V restorations

Answer 19

decayed lesions at the gingival third

Question 20

complex restorations

Answer 20

where the decay has extended beyond normal size or shape