RG Exam Review: Complete Dentures
THICKNESS of CROWNS
A Boley gauge measures:
RETROMOLAR PAD
A mandibular custom impression tray should stop at:
it MAKES an EVEN SPACE from the TISSUE STOPS to the INSIDE of the TRAY
A shim or a spacer is necessary because:
the UNEVEN THICKNESS of the IMPRESSION MATERIAL CAN DISTORT as it SETS
A stock impression tray is not as accurate as the custom impression tray because:
ANATOMICALLY WAXING the DENTURE
Denture contouring is the process of:
the LOWER DENTURE TIPPING
Failure to set posterior teeth over the lower ridge will result in:
RELIEVED FOR COMFORT
Frenum areas in a baseplate must be:
LIQUID for MIXING METHYL METHACRYLATE / ACRYLIC
Monomer is a:
POWDER for MIXING METHYL METHACRYLATE / ACRYLIC
Polymer is a:
CURING the DENTURE BASE
Polymerization of the denture means:
PINS in the ANTEROR / DIATORIC HOLES in the POSTERIOR
Porcelain dentures are mechanically retained in the base by:
POLISH ACRYLIC so that FOOD WILL NOT ADHERE to ROUGH AREAS
Pumice, tripoli, and white diamond:
18 MM
Recommended height of a lower occlusal rim is:
22 MM
Recommended height of a maxillary occlusal rim is:
the CURVE of WILSON
The bilateral compensating curve in which molars are set is called:
RAISE UP & CLEAR the LIP
The handle on a custom impression tray should:
MAXILLARY CANINE
The lower canine sits behind and to the mesial of the:
the MAXILLARY 1st & 2nd
The lower second bicuspid fits between:
VERTICAL POSITION & the BUCCAL & LINGUAL CUSPS TOUCH the OCCLUSAL PLANE
The maxillary second premolars are set in a:
8 HOURS at 160°F
The most effective way to achieve the smallest amount of residual monomer in heat cured acrylic is:
MESIAL & DISTAL of OCCLUSAL AREA
The position of marginal ridges is important for opposing occlusion and must be even in height. They are located on what part of the tooth?
CREATES SUCTION to HOLD the MAXILLARY DENTURE IN PLACE
The post palatal seal:
HAMULAR NOTCH
The tray on a maxillary model should stop at the:
MIDLINE
The____ is where the two centrals line up and is marked by the dentist.
ALLOW for an EVEN THICKNESS of IMPRESSION MATERIAL
Tissue stops are necessary because they:
RELIEVED
To prevent dislodging the denture, frenum areas must be ____.
TIME & TEMPERATURE
What are the two major factors when curing heat-cured acrylic?
AFTER being INDEXED & LUTED
When are models articulated?