CDT Exam Prep Questions With 100% Correct Answers

CDT Exam Prep Questions With 100% Correct Answers the tissue stop of a custom tray should? - answersupport the tray but not displace the tissue. after trimming an orthodontic solder joint with stone or bur the next step is to use the - answerrubber wheel or point which type of jaw relationship is used to set a semi- adjustable articulator? - answerlateral and protrusive records pure silver melts at - answer1761°F if a gold is 750 fine, what is the percentage of gold it contains? - answer75% the depth of a keyway of a stress breaker attachment should be at least.... - answertwice as deep as it is wide triangular ridge runs from______ to _______ - answerbuccal cusp to cental sulcus the primary purpose of a protrusive check-bite is to... - answerset the horizontal condylar path according to the universal classification, the patients upper right second bicuspid is numbered - answer4 the lateral component of the compensating curve is called the - answercurve of wilson spot welding depends on - answerpressure, current and time what impression material must be poured immediately? - answerhydrocolloid porcelain and the alloy used for the framework must have similar coefficients of thermal expansion to - answerincrease the strength of porcelain to metal bond during firing which articulator gives a fair simulation of a patients actual mamdibular movements because of its adjustable features? - answersemi adjustable an alloy with which specific gravity would be expected to produce the most cast units? a. 18 b. 16 c. 10 d. 8 - answers. 8 If a technician mixing an acid solution pours water into acid, what would most likely occur? - answersplashing and risk of severe burns narrow cracks which may appear in tooth enamel are called - answerfissures Two problems most frequently encountered in the construction of orthodontic clasps are - answerinadequate retention and occlusal interference casts from addition reaction silicone impressions may exhibit multiple surface voids as a result of impression exuding - answerhydrogen bubbles the complete denture is designed to replace - answerall of the natural teeth with a gas-oxygen torch which valve should be closed first? - answergas to the torch as the temperature of inlay wax increases, its ____________ also increases - answerthermal expansion a vibrator is uses to - answerincrease the flow of gypsum products a spring retainer is used to correct - answerminor rotation in the mandibular anterior teeth type II gold alloys are most commonly used to fabricate - answerinlays one of the disadvantages of agar type impression materials is they - answerhave to be poured immediately if a refractory cast is not dehydrated which of the following may occur? a. soft cast b. improper expansion c. difficulty in waxing d. voids in casting - answera. a soft cast which articulator does not effectively reproduce mandibular pathways of teeth if they move into lateral excursion, particularly with occlusal interference on the balancing side? - answernon- adjustable mounted stones which are vitrified are used to finish metal substructures because they - answerdo not contaminate metal the process of resurfacing the tissue side if a denture with new base material make the denture dit more accurately is called - answerrelining the internal pterygoid muscle is located - answeron the medial surface of the mandible Hydroflouric Acid should be stored in a - answertightly sealed plastic container a simple finger spring is used for - answermovement of a single anterior or posterior tooth - answer from the facial view, maxillary cuspids are - answerprominent at the gingival part of the tooth