1. Which of the following is the smallest primary molar? Mandibular 1st Maxillary 2nd Mandibular 2nd Maxillary 1st 2. Type of collagen found in principal fibers is Type III Type IV type I Type II 3. The parotid duct opens on the oral surface of the cheek through a small opening opposite which tooth listed below? Mandibular second molar Mandibular first molar Maxillary second molar Maxillary first premolar 4. enamel spindle is thin leaf like faults between enamel rods extending from enamel surface to DEJ Odontoblastic processes that cross the DEJ into the enamel surface projection of Striae of Retzius hypomineralised structures of enamel rods projecting between adjacent groups of enamel rods from DEJ 5. Circumvallate papilla are supplied by Hypoglossal nerve Glossopharyngeal nerve Vagus Lingual nerve 6. Delicate epithelial layer present on newly erupted tooth is Primary enamel cuticle Secondary enamel cuticle Salivary pellicle lamina propria 7. The lingual extension of dental lamina is known as Mental lamina Maxillary lamina Mandibular lamina Successional lamina 8. according to recent research, following is true about of pattern of enamel prism demineraliation both head and tails are equally resistant to dissolution both head and tails are equally susceptible to dissolution head is more resistant to dissolution than tail tail is more resistant to dissolution than head 9. Leeway space is due to none space differential between deciduous incisors and their succedaneous permanent teeth difference between deciduous and permanent maxillary canines space differential between deciduous canine and molar and their succadaneous permanent teeth 10. Which of the following is not TRUE of primary teeth compared to permanent teeth? Their CEJs are more constricted. They are generally whiter. Their root trunks are longer. Their crowns are more bulbous. 11. What condylar movement is performed as the mandible moves from a pure protrusive movement from intercuspal position to a maximum protruded position Rotation Hinge Medial and forward Translation 12. Korff’s fibers are found in Sclerotic dentin Transparent dentin Secondary dentin Primary dentin 13. Of the four layers the cells most active in protein synthesis are of Statum basale Stratum corneum Stratum granulosum Stratum spinosum 14. In teeth embrassures are none of the above Wider lingually than facially Same facially and lingually Wider facialy than lingually 15. Which teeth listed below should ideally provide the predominant guidance through the full range of movement in lateral mandibular excursions? Premolars Incisors Canines First molars 16. Tuft cells function as receptor cell in Excretory ducts of salivary glands Cell rich zone Maxillary sinus lining Synovial membrane of TMJ 17. Formation of repairative dentin with inclusion of odontoblasts Regular dentin Sclerotic dentin Predentin Osteodentin 18. If a maxillary 1st molar has a fourth canal it is located in which of the following roots distofacial mesiofacial palatal 4th 19. The tooth with occlusal groove pattern that stimulates the letter ‘Y’ is mandibular first premolar maxillary 1st premolar maxillary 2nd premolar mandibular 2nd premolar 20. Which of the following tooth roots is most likely to be pushed into the maxillary sinus during extraction? Maxillary 1st premolar Maxillary canine Maxillary 2nd premolar Maxillary 1st molar Loading … Question 1 of 20
