WREB PROS questions and answers graded A+ 2024

WREB PROS Kennedy classifications are based on what - correct answer most posterior edentulous area to be restored which Kennedy classes aren't supported by abutment teeth? - correct answer 3 and 4 class 1 and 2 RPDs are supported by what - correct answer abutment teeth residual ridges sub adjacent tissues fibrous CT overlying alveo process class 1 and 2 must have what? - correct answer MESIAL REST on abutment next to post edentulous space which Kennedy class has no mod spaces - correct answer 4 for kennedy class 4, what rests? - correct answer OCCLUSAL RESTS placed on distal of PM1s major connectors most frequently encounter interferences from what - correct answer lingually inclined mandibular premolars for minor connectors, what is the minimum space b/w vertical components? - correct answer 5mm basic mand RPD major connector form - correct answer half pear shaped lingual bar superior border must be how much b/w gingival margin and mouth floor? - correct answer 4mm indications for lingual bar - correct answer when sufficient space exists b/w slightly elevated alveo lingual sulcus and lingual gingival tissues Dimensions of lingual bar - correct answer - 7mm vertical height b/w gingival margin and mouth floor (inf border of bar) - 3mm space b/w sup border of bar and gingival margin - bar must be 4mm wide - total min of 7mm vertical height bw gingival margin and floor of mouth contraindication of lingual bar - correct answer - severely tipped PMs and Ms are present when do u use sublingual bar - correct answer - insufficient space for lingual bar - when height of floor is less than 6mm from free gingival margin - when it is desirable to keep free gingival margins of remaining ant teeth exposed - inadequate floor mouth depth top lace lingual bar sublingual bar dimensions - correct answer - superior border must be at least 3mm below free gingival margin - inferior border at height of alveolar lingual sulcus when pts tongue is slightly elevated contraindications sublingual bar - correct answer remaining natural ant teeth severely lingually tilted cingulum bar used when? - correct answer lingual plate or subG bar indicated, but axial alignment of ant teeth is such that excessive blockout of inter-prox undercuts is required contraindications cingulum bar - correct answer - ant teeth severly tilted lingually - wide diastemas b/w ant teeth causing metal cingulum bar to be displayed cingulum bar dimensions - correct answer - thin 3mm strap located on cingula of anterior teeth, scalloped to follow inter-prox embrasures w/ its superior borders tapered tot tooth surfaces.