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Dentistry Occlusion

Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. When one tooth hits before all others when closing teeth together(may cause TMJ problems)






2. Mandible moves to the right or left






3. Maxillary incisors are are lingual to mandibular incisors






4. Relationship of the teeth in opposite arches; static position






5. Reshaping of the occ or incisal surfaces of teeth to create contacts btwn upper and lower dentition






6. Maxillary-between canines and laterals - mandibular-between canines and 1st molars






7. Measurement of horizontal overlap w/ probe






8. Anterior or posterior; bilateral or unitlateral - anterior more common






9. Mandibular molars more mesial than maxillary molars (most children)






10. Most common cause is when the maxilla does not grow in proportion to the mandible






11. The relationship of the teeth in the mandibular arch to those in the maxillary arch as they are brought together






12. Tongue thrust or thumb sucking can cause






13. Maximum touching of max and mand






14. Congenitally missing teeth - Impacted teeth & size and shape of muscle and bone






15. Retrognathic profile -buccal groove of mand. 1st molar-distal to mb cusp of 1st max.molar -distal of mand canine distal to mesial of max canine - tendency towards class II






16. #10 & #23






17. Posterior; no horizontal overlap






18. A tooth that occludes with an opposing tooth before full closure is achieved in centric occlusion






19. Excessive occ force with adequate bone support =






20. Guidance for protrusive occ should be on the






21. Can affect the TMJ - muscles of mastication - pulp and integrity of restorations






22. The permanent molars erupt posterior to the primary teeth and push them all mesially






23. Vibrational mvmt of a tooth under occ function






24. Transverse occlusal curvature; posterior teeth; medio-lateral postion (r-l)






25. Difference between primary and secondary occ trauma






26. Occlusal forces will accelerate the rate of perio destruction and result in CT attachment loss in the presence of preexisting inflammation






27. Both sides






28. Primary teeth set ___________________ for permanent






29. Teeth are misaligned when biting together






30. Slight buccal inclination of crown - lingual inclination of root






31. Maximum interlocking of cusp






32. Relationship of the arches bone to bone;






33. Tooth-tooth contacts; tooth-hard objects contacts; tooth-oral tissues contact






34. Vertical






35. During protrusive occ - ______ is considered undesirable






36. II (mal)occlusion






37. Later






38. Usually indicative of moderate to sever perio and secondary occ trauma






39. Relationship of the teeth in which the incisal ridges of the maxillary anterior teeth extend below the incisal edges of the mandibular anterior teeth when the teeth are placed in a centric occlusal relationship






40. Patients show evidence or signs and syptoms of occ disease






41. Starts around the mesial of the 1st molar






42. Retrognathic profile; buccal groove of mand 1st molar-distal to mb cusp of max 1st; distal of mand. canine distal to mesial to max caniine - tendency toward class II






43. Maximal intercuspation or contact of the max and mand teeth






44. Mesognathic profile






45. Overclosure of the anterior teeth can cause trauma to the gingiva of the max teeth






46. Any occl that produces forces that directly or indirectly cause injury to the attachment apparatus






47. Mand. retruded-max. incisors protruded; deep overbite; excessive overjet - abnormal muscle function - short mandible - short upper lip






48. Horizontal






49. Any deviation from the ideal or normal occl. includes crowding - malpositioned or tipped teeth






50. When the jaws are closed - the buccal cusps of the mandibular posterior teeth are interlocked between the buccal & lingual cusps of the maxillary teeth






Can you answer 50 questions in 15 minutes?



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