10. Which one is wrong? a. In arcon artici utors, condylar spheres attached to the lower componential b. In norare on 2 it reulators, condylar spheres attached the upper compo nent mechanical fossae is on the lower component 11. Which relation of jaws record and transfer to articulator by Face Bow? a. Vertical jaw relation b. Horizontal jaw relation c. Orientation jaw relation d. Transvers jaw relation 12. When Touse Centric Relation? a. When complete or removable partial dentures involve the entire occlusion b. Restoring or Increasing of vertical dimension (OVD) c.Tooth surface abrasion d.Posterior centric stops present 13. The angle between the sagital reference plane and the path formed as a result of the downward and inward movement of the condyle on the balancing (non-working) side c lateral movement is called the __ a. Bennett Angle b. Bennett Movement c. Gothic Arch d. Posselt's Envelope 4. Fold of mucous membrane extending from ginglva to midline of lover and upper lips named __ a. Labial Frenum b. Buccal Frenum c. Modiolus d. Lingual Frenum For stabilty and retantion Mandibular denture border must extend postero-inferi a. Retromolar pad b Buccal Shelf c. Retromylohyoid Fossa d Genial tubercle telief area in mandibular arch is; a. Rugae b. Genial Tubercle c. Buccal Shelf d. Pterygo Maxillary Notch ok out application provides; a. To avoid breakage of plaster model and tray b. A room for impression material c. To orient the tray d. To prevent the denture borders record base and occlusion rims are necessary for a. Establishing facia contours b.Help in tooth selection c. Establishing and maintaining the vertical dimension of occlusion