True
RPD Review Questions
True or False
An exception to the C+1 rule for number of clasps is the Class II modification 0 case.
True
False
Physiologic adjustment is related to
the axis of
rotation
adjustment of
the framework to the teeth
functional
movement of the framework
all of the
above
True or False
If physiologic adjustment of the framework is not done on a Class I modification 1 RPD, the clasps may not release in function.
True
False
True or False
The bracing arm of a circumferential clasp assembly must always lie at or above the height of contour.
True
False
Question 135Your patient has the partially edentulous arch shown to the right. What would be the best clasps for tooth number 20 and 29 if they were tilted mesially?
Mesial rests
and cast I-bars
Mesial rests
and WW I-bars
Distal rests
and WW I-bars
Distal rests
and combination clasps
Question 136Your patient has the partially edentulous arch shown to the right. The premolars are tilted lingually and there are no facial undercuts. There are, however, undercuts on the lingual. What would be the best clasps for this situation?
Lingual
I-bars
Roach
clasps
Akers
clasps
Half and Half
clasps
The external finish line on a maxillary Class I RPD originates from the lingual of the guide plate of the terminal abutment and ends
at the hamular
notch.
in the glenoid
fossa.
opposite the
buccal pouch.
opposite
Stenson's duct.
The open latticework on a maxillary class I RPD
covers the
hamular notch.
covers the
tuberosity.
does not cover
the tuberosity.
does not
require substantial interach space.
The partial denture design should be finalized prior to
any emergency
treatment.
any fixed
prosthodontic treatment.
preparation of
rest seats.
both 2 and 3
above.
Question 140Your patient has the partially edentulous arch shown to the right. The root of #29 has been saved as an overdenture abutment.
True or False
The presence of the overdenture abutment may change the axis of rotation but will not change the clasping considerations on tooth #28.
True
False