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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. Vertical overlapping






2. Vertical






3. Prognathic profile; buccal groove of mand. 1st molar-mesial to mb cusp of max. 1st molar; distal of mand. canine mesial to mesial of max canine; tendency toward class III






4. 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






5. Starts around the mesial of the 1st molar






6. When no teeth are contacting on this side






7. Symptom free dentition that 'survives' or 'adapts' to a deviated occl






8. Starts closer to premolars






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






10. Mesognathic profile






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






12. The way you normally bite your teeth together when not chewing






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






14. Because the permanent premolars are narrower than the primary molars that they replace - this is what happens when the premolars erupt






15. What is not affected by occ trauma






16. After periodontal sugery - mobility will ________






17. Max canine occludes with mand. canine and mand. 1st premolar.






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






19. Selective grinding should always be completed after ______ has been controlled






20. Guidance for protrusive occ should be on the






21. Radiographically - the PDL space is wider at the coronal third of the root






22. Excessive occ force with adequate bone support =






23. Maxillary overlap mandibular; whole arch






24. Mvmt of the mandible in a direction anterior to centric occ






25. Overlap of anterior teeth






26. Horizontal






27. Mand. retruded-one or more max. incisors retruded; max. laterals protruded-max centrals retruded; crowded max anterior teeth; deep overbite






28. The side to which the mandible moves(chewing side)






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






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






31. Laterally






32. Anterior; no horizontal overlap






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






34. Mand. facial or lingual to max. - unitlateral or bilateral; incorrect horizontal overlap






35. Most retruded position of the mandible in relation to the maxilla From which lateral mvmts of the jaw can be made






36. Functional occlusion






37. Tooth extracted






38. Class III (mal)occlusion of permanent teeth






39. During protrusive occ - ______ is considered undesirable






40. Severe ging inflammation extending into CT attachment - loss of supporting alveolar bone - pregnancy - ortho mvmt - and surgical therapy - may all cause ______






41. II (mal)occlusion






42. Hereditary - Tongue - Intercuspation of teeth - Alignment of previously erupted teeth affects alignment of successive teeth






43. Mobility - migration - pain - premature contact - widening of PDL - parafuntional habits - TMJ problems - all result in _________






44. Maxillary anterior teeth stick out labially from tongue thrusting






45. Later






46. Spaces between two teeth






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






48. Measurement of horizontal overlap w/ probe






49. Curve of the occlusal plane; from anterior to posterior - increases with age






50. Starts closer to the posterior of the 1st molar







Sorry!:) No result found.

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