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. High restoration - parafunctional habits - malpositioned tooth - periapical abcess - physical 'blow' - removable partial - ortho mvmt
Centric occlusion is also called
causes of primary occlusal trauma
temporalis and masseter
functional contacts

2. What is not affected by occ trauma
gingiva
diastemas
conditions that occur in class III
class II division I occlusion

3. Difference between primary and secondary occ trauma
functional occlusion
supraversion
vertical overlap
bone support

4. Mandible moves to the right or left
Lateral excursion
centric relation
Hereditary factors include
centric occlusion

5. Curve of the occlusal plane; from anterior to posterior - increases with age
curve of spee
Intercuspation
pathologic occlusion
Attrition

6. #7 - 26 - 27
inter-arch
Lateral excursion
crossbite
causes of open bite

7. Curve spee & wilson - 3-d - not proven
posterior crossbite
functional occlusion
traumatogenic occlusion
curve of monson

8. Malposition - crowded anterior teeth - protruded or retruded max incisors - anterior/posterior crossbite - mesial drift
Working side
conditions that occur in class I malocclusion
Overbite is a ___ measurement
Occlusion can be affected by

9. Maximum touching of max and mand
Centric relation
traumatogenic occlusion
hypercementosis
interdigitation

10. II (mal)occlusion
If the maxilla outgrows the mandible - a Class ___ of permanent teeth occurs
An ideal curve of spee would be
conditions that occur in class II - div I
Dentures

11. Transverse occlusal curvature; posterior teeth; medio-lateral postion (r-l)
Premature contact
occlusal trauma
mesial step
curve of wilson

12. Cusps of maxillary teeth directly over cusps of mandibular teeth
Edge to edge bite occurs when
splinting
decrease over time
Nonworking side

13. Maxillary-between canines and laterals - mandibular-between canines and 1st molars
primate spaces
conditions that occur in class II - div 2
left working movement
crossbite

14. Relationship of the arches bone to bone;
class II malocclusion
hypercementosis
centric relation
conditions that occur in class I malocclusion

15. Associated with performance; all contacts during function of the oral cavity
functional occlusion
Lateral excursion
anterior teeth
bone support

16. Curved alignment of the occlusal plane when looking from a lateral view(distal to mesial)
occlusal trauma
occlusal erosion
Curve of Spee
Mandibular posterior teeth vertical alignment

17. When no teeth are contacting on this side
Occlusion can be affected by
Nonworking side
centric occlusion
interdigitation

18. Starts around the mesial of the 1st molar
normal curve of spee
crossbite
Intercuspation
interdigitation

19. Maximal intercuspation or contact of the max and mand teeth
Abfraction
centric occlusion
intercuspation
Working side

20. #10 & #23
Leeway space
hypercementosis
Overbite is a ___ measurement
openbite

21. Anterior teeth do not occlude - or remain open - while posterior teeth may have a normal occlusion
Open bite
occlusion
centric relation
Protrusion

22. Excessive occ force with adequate bone support =
physiologic occlusion
class II - div 1
primary occlusal trauma
infraversion

23. Mesognathic profile
Curve of Spee
primary occlusal trauma
normal curve of spee
class I

24. Anterior or posterior; bilateral or unitlateral - anterior more common
conditions that occur in class II - div 2
openbite
open bite
canine guidance or protection

25. Horizontal
conditions that occur in class II - div 2
Overjet is a ___ measurement
Maxillary posterior teeth vertical alignment
normal curve of spee

26. During selective grinding - occlusion should be adjusted In what four relationships
centric occlusion - centric relation - protrusive and lateral movements
occlusion pattern
inflammation
conditions that occur in class III

27. Vibrational mvmt of a tooth under occ function
class III - classificaiton
premature occlusal contact
fremitus
centric occlusion

28. After periodontal sugery - mobility will ________
protrusive occlusion
decrease over time
Mandibular posterior teeth vertical alignment
anterior crossbite

29. Vertical
mesial step
dynamic occlusion
Overbite is a ___ measurement
centric occlusion

30. During protrusive occ - ______ is considered undesirable
class III
posterior contact
anterior teeth
excessive occlusal force

31. Prognathic profile
class I
class III
overbite
divisions of parafunctional contacts

32. Cervical 3rd
severe overbite
occlusion pattern
Overbite is a ___ measurement
Condyles of the mandible continue grow ___than the maxilla

33. Mand. facial or lingual to max. - unitlateral or bilateral; incorrect horizontal overlap
overjet
Edge to edge bite occurs when
pathologic occlusion
posterior crossbite

34. Most common cause is when the maxilla does not grow in proportion to the mandible
Misalignment of teeth
codestructive theory
overbite
Crossbite

35. Lateral mvmt results in contact btwn the max and mand canines
crestal funneling
Centric(habitual) occlusion
canine guidance or protection
overbite

36. Usually indicative of moderate to sever perio and secondary occ trauma
flush terminal plane
From lateral view - all teeth(except max.3rds) lean ___; anterior teeth lean ___
pathologic tooth migration
premature occlusal contact

37. Curved alignment of the occlusal plane when looking from a posterior view(right to left)
If the condyles continue to grow - extreme mesial step will turn into ___
Occlusion can be affected by
Curve of Wilson
From lateral view - all teeth(except max.3rds) lean ___; anterior teeth lean ___

38. The way you normally bite your teeth together when not chewing
primate spaces
Centric(habitual) occlusion
torsoversion
class II division I occlusion

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
Overbite is a ___ measurement
curve of spee
Overbit
severe overbite

40. Widening of the PDL in areas under pressure results due to
centric occlusion
class I
osteoclast resorption
non working or balancing side

41. The patient is constantly tightening the lower lip against the lower anterior teeth causing the the mandibular teeth to be pushed back into the mouth by this overdeveloped lower lip
molar relationship
torsoversion
Retrusion
causes of open bite

42. The permanent molars erupt posterior to the primary teeth and push them all mesially
group function
Hereditary factors include
temporalis and masseter
How the diastemas are closed up(including primates spaces)

43. During a left working movement - the right side is known as the
premature occlusal contact
hawley appliance
non working or balancing side
Misalignment of teeth

44. Relationship of the teeth in opposite arches; static position
protrusive occlusion
dynamic occlusion
centric occlusion
causes of open bite

45. Can affect the TMJ - muscles of mastication - pulp and integrity of restorations
excessive occlusal force
occlusal trauma
intercuspation
edge to edge

46. Tooth positioned more lingual
normal overbite
Lateral excursion
linguoversion
conditions that occur in class III

47. Congenitally missing teeth - Impacted teeth & size and shape of muscle and bone
crossbite
Curve of Wilson
Hereditary factors include
splinting

48. Laterally
Occlusion can be affected by
late curve of spee
Dentures
From a frontal view - anterior teeth lean ___

49. Tooth positioned more facial
labialversion or buccoversion
late curve of spee
Bilateral crossbite occurs on...
Unilateral crossbite occurs when

50. A tooth that occludes with an opposing tooth before full closure is achieved in centric occlusion
premature occlusal contact
hawley appliance
conditions that occur in class II - div 2
non working or balancing side