RPD occlusion in relation to RPD

Question 1

occlusion includes:

Answer 1

• position of teeth
• occlusal plane
• no teeth
• location

Question 2

ICP

Answer 2

• maximum intercuspation between teeth

Question 3

centric relation

Answer 3

• rx of mandible to max when condyles seated in upper most distal position in glenoid fossa
• jaw rx not teeth!

Question 4

RCP

Answer 4

• first point of tooth contact when condyles fully seated in glenoid fossa
• usually differs from ICP

Question 5

vertical dimension

Answer 5

• indicates the superior inferior rx of mx and mandible when teeth are situated in max intercuspation

Question 6

before starting RPD consider

Answer 6

ICP
vertical dimension
- unstable or stable ect

Question 7

stable ICP and accepptible VD case

Answer 7

musocsa borne denture with study modles

tooth borne consider occlusal rest position - may need to articualr model

Question 8

no stable ICP

acceptible VD

Answer 8

new ICP to coincide with CR

need new occlusal scheme on registration rims and articulate the model

Question 9

stable ICP

unacceptible VD

Answer 9

reg rims to establish new ICP at correct vertical dimensaion

Question 10

no known ICP and unacceptible CD

Answer 10

reg rims to establish new ICP at correct vertical dimensaion

Question 11

stages of simple acrylic RPD

Answer 11

primary imps
tooth prep and second imps
wax registration
try in
fit
review

Question 12

metal backings use

Answer 12

Gives acrylic teeth protection from palatal aspect

• good for pt with heavy bite or there is loss of anterior teeth
• adds extra visit to list