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Ring clasp
Back action clasp
Aker clasp
Embrasure
Above the 12mm undercut areas
Above the occlusal surface of most premolars
Above the height of contour
Below the height of contour
I bars be used
Aker clasp be used
Bracing components contacts after retentive components
Correct timing of contact during seating and removed of RPD
Hinge movement
Translatory movement
Lateral movement
Hinge ,lateral and translatory movement
Full palatal strap
Palatal strap
Anterior posterior palatal strap
Anterior palatal strap
Maximum rigidity
Minimum bulk
Use in most cases
Torus palatal
Anterior posterior palatal strap
Palatal plate
Horse –shoe
Modified palatal strap
Extended arm clasp
Back action clasp
Embrasure clasp
Ring clasp
The external of framework metal and denture base plastic
The external of framework metal and supporting tissues
The external of framework metal and the natural teeth
The external of the natural teeth and the denture base plastic
Component of RPD connect to acrylic resin
Kind of metal chrome cobalt
Functions as one unit
Unification, stress distribution, cross arch stabilization
Connects various parts
Distributes functional loads to both teeth and mucosa
Partial denture acts as one unit
Rigidity, non interference with tissues, minimize food impaction and unobtrusive
At least 3mm from the tooth/ tissue junction
At least 3mm from the tooth/ junction
As far from gingival margin as possible
At least 3mm above the tooth/ junction
The butt joint between the metal and resin acrylic on the tissue side of the edentulous area
The butt joint between the metal and resin acrylic on the outer surface of the RPD
A type of posterior palatal seal
A special type of above
A bracing arm , a retentive arm and rests
A retentive arm ,rests and indirect retainer
Rests, a retentive arm and proximal plate
Rests , a bracing arm and proximal plate
At the hamular notch
In the glenoid fossa
Opposite the buccal pouch
Opposite stenon’s duct
Covers the hamular notch
Covers the tuberosity
Does not cover the tuberosity
Covers the crest and tuberosity
Spoon shaped, at least1/3 the bucco lingual width of the occlusal surface, at least 1m deep
Flat shaped, at least1/3 the bucco lingual width of the occlusal surface, at least 1mm deep
Pear shaped, at least 1/2 the bucco lingual width of the occlusal surface, at least 15mm deep
Teardrop shaped, at least 1/2 the bucco lingual width of the occlusal surface, at least 15mm deep
The mandibular incisors are tilted lingually, mandibular tori present, high lingual frenum
The mandibular incisors are tilted facially, high floor of the mouth
The mandibular incisors are tilted facially, mandibular tori present ,high lingual fremum
The mandibular incisors are tilted lingually ,high floor of the mouth, high lingual frenum
The first statement is true but the reason is false
The first statement is false and the reason is also false
The first statement is true and the reason is true
The first statement is false but the reason is true
The bracing arm
The reciprocating arm and retentive arm
The bracing arm and retentive arm
The retentive arm
Rest preparatio
Framework try in
Centric relation records
Altered cast impression
Help stabilize the RPD by controlling occlusal movement
Help stabilize the RPD by controlling gingival movement
May also function as indirect retainers
Prevent excessive biting forces on the abutment
Present high floor of the mouth and facially anterior teeth
Present high lingual frenum and buccally anterior teeth
Present lingual tori and big tongue
High floor of the mouth, high lingual frenum, lingual tori
For mandibular class 4 kennedy only
For maxillary class 4 kennedy only
For maxillary and mandibular class 1 and 2 kennedy
Poor esthetics and interferences with opposing occlusion
One rest, a retentive arm , a bracing or reciprocating element, one minor connector
One or two rests, a retentive arm, a bracing or reciprocating element, one minor connectors, one major connector
One minor connector, one major connector, one rest, two rests, one retentive arm, one bracing arm
Two minor connectors, one major connector , one rest, one retentive arm, one bracing or reciprocating element
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