Test your basic knowledge |

Dentistry Occlusion

Subjects : health-sciences, dentistry

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. Teeth that are in func when the mandible moves in lateral or protrusive excursions or mvmts
From lateral view - all teeth(except max.3rds) lean ___; anterior teeth lean ___
mesial step
functional occlusion
canine guidance or protection

2. Mandibular molars and maxillary molars are even
flush terminal plane
Maxillary posterior teeth vertical alignment
codestructive theory
Intercuspation

3. #7 - 26 - 27
class III
crossbite
Centric relation
Attrition

4. Cusps of maxillary teeth directly over cusps of mandibular teeth
primary occlusal trauma
Edge to edge bite occurs when
anterior crossbite
secondary occlusal trauma

5. Relationship of teeth in which the incisal ridges or buccal cusp ridges of the maxillary anterior teeth extend facially to the incisal ridges/cusps of the mandibular teeth when the teeth are in centric occlusion relationship
excessive occlusal force
If the condyles continue to grow - extreme mesial step will turn into ___
canine guidance or protection
Overjet

6. Aquired centric occlusion - habitual occlusion - convienience occlusion - or intercuspal position
late curve of spee
centric relation
Nonworking side
Centric occlusion is also called

7. Teeth are misaligned when biting together
functional occlusion
Retrusion
end to end
Malocclusion

8. Max canine occludes with mand. canine and mand. 1st premolar.
crossbite
canine relationship
hypercementosis
occlusal erosion

9. Starts closer to the posterior of the 1st molar
late curve of spee
causes of primary occlusal trauma
curve of monson
Centric occlusion is also called

10. What is not affected by occ trauma
tooth mobility
occlusal trauma
left working movement
gingiva

11. Middle 3rd
Abfraction
moderate overbite
decrease over time
Occlusion can be affected by

12. Buck teeth are common and are considered
Lateral excursion
crossbite
class II malocclusion
class II - div 1

13. Slight buccal inclination of crown - lingual inclination of root
Maxillary posterior teeth vertical alignment
anterior teeth
left working movement
class II - div 1

14. Usually indicative of moderate to sever perio and secondary occ trauma
vertical overlap
pathologic tooth migration
conditions that occur in class III
Condyles of the mandible continue grow ___than the maxilla

15. Mb cusp of max 1st molar-buccal groove of mand 1st molar
infraversion
severe overbite
molar relationship
hawley appliance

16. The way you normally bite your teeth together when not chewing
Overjet is a ___ measurement
protrusive occlusion
Centric(habitual) occlusion
primary occlusal trauma

17. Starts around the mesial of the 1st molar
non working or balancing side
class II
intercuspation
normal curve of spee

18. Prognathic profile
Protrusion
occlusion
moderate overbite
class III

19. Contact between maxillary incisors does not line up with contact of mandibular incisors
dynamic occlusion
class II - div 1
occlusal erosion
Midline deviation

20. Malposition - crowded anterior teeth - protruded or retruded max incisors - anterior/posterior crossbite - mesial drift
hypercementosis
conditions that occur in class I malocclusion
labialversion or buccoversion
Malocclusion

21. Occlusal forces will accelerate the rate of perio destruction and result in CT attachment loss in the presence of preexisting inflammation
overbite
occlusal trauma
How the diastemas are closed up(including primates spaces)
codestructive theory

22. Maximum interlocking of cusp
class II
labialversion or buccoversion
Midline deviation
intercuspation

23. ____ is not a sign of occl trauma
flush terminal plane
causes of primary occlusal trauma
tooth mobility
occlusal erosion

24. High restoration - parafunctional habits - malpositioned tooth - periapical abcess - physical 'blow' - removable partial - ortho mvmt
normal overbite
conditions that occur in class II - div 2
functional occlusion
causes of primary occlusal trauma

25. Associated with performance; all contacts during function of the oral cavity
crossbite
functional occlusion
causes of primary occlusal trauma
severe overbite

26. Posterior; no horizontal overlap
gingiva
Unilateral crossbite occurs when
end to end
centric occlusion

27. The tooth has insufficient bone support and normal chewing and swallowing forces are excessive - causing injury to the attachment appartatus
Occlusion can be affected by
secondary occlusal trauma
selective grinding or occlusal equilibration
horizontal overlap

28. Vertical
crestal funneling
If the condyles continue to grow - extreme mesial step will turn into ___
Intercuspation
Overbite is a ___ measurement

29. Introduced the concept of codestruction
canine guidance or protection
Glickman 1963
Overbit
class III

30. Patient forces teeth together in centric occlusion on one side to get a more functional bite and has a crossbite on the other side(the midline of the maxillary anterior teeth does not line up with the midlineof the mandible
Unilateral crossbite occurs when
other names for centric occlusion
Glickman 1963
splinting

31. Maximum touching of max and mand
class III - classificaiton
interdigitation
protrusive occlusion
malocclusion

32. Curve spee & wilson - 3-d - not proven
curve of monson
inflammation
canine guidance or protection
class II division I occlusion

33. Primary teeth set ___________________ for permanent
Condyles of the mandible continue grow ___than the maxilla
underjet
overjet
occlusion pattern

34. 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
Working side
centric relation
class II division I occlusion
Overbit

35. When no teeth are contacting on this side
premature occlusal contact
Nonworking side
posterior crossbite
Glickman 1963

36. Abnormal contacts; occlusal habits - and neuroses
excessive occlusal force
If the condyles continue to grow - extreme mesial step will turn into ___
mesial step
parafunctional contacts

37. Overclosure of the anterior teeth can cause trauma to the gingiva of the max teeth
class II malocclusion
traumatic overbite
labialversion or buccoversion
excessive occlusal force

38. Can affect the TMJ - muscles of mastication - pulp and integrity of restorations
anterior teeth
divisions of parafunctional contacts
excessive occlusal force
Retrusion

39. Mand. retruded-one or more max. incisors retruded; max. laterals protruded-max centrals retruded; crowded max anterior teeth; deep overbite
underjet
canine relationship
parafunctional contacts
conditions that occur in class II - div 2

40. Below occlusal plane
premature occlusal contact
hawley appliance
infraversion
occlusal trauma

41. Maxillary anterior teeth stick out labially from tongue thrusting
openbite
Protrusion
Nonworking side
Overbite is a ___ measurement

42. Individual teeth from each arch can be involved in ________________ malocclusion
inter-arch
class II division I occlusion
conditions that occur in class II - div 2
inflammation

43. Incisal 3rd
functional occlusion
malocclusion
centric occlusion
normal overbite

44. Transverse occlusal curvature; posterior teeth; medio-lateral postion (r-l)
mesial step
curve of wilson
causes of primary occlusal trauma
functional occlusion

45. Relationship of the arches bone to bone;
centric relation
Unilateral crossbite occurs when
malocclusion
gingiva

46. Horizontal
centric occlusion - centric relation - protrusive and lateral movements
class II - div 1
posterior crossbite
Overjet is a ___ measurement

47. Both sides
tooth mobility
normal curve of spee
group function
Bilateral crossbite occurs on...

48. Curved alignment of the occlusal plane when looking from a lateral view(distal to mesial)
Curve of Spee
codestructive theory
premature occlusal contact
left working movement

49. 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
class I
normal overbite
Glickman 1963
class II - div 2

50. During a left working movement - the right side is known as the
Curve of Wilson
non working or balancing side
canine guidance or protection
Dentures