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. Incisal 3rd
tooth mobility
normal overbite
labialversion or buccoversion
flush terminal plane

2. Maxillary - Mandibular - Facial
The cusps of the ___ teeth overlap the cusps of the ____ teeth so that the buccal cusps of the maxillary teeth are ___ to the buccal cusps of the mandibular teeth
Open bite
interdigitation
If the maxilla outgrows the mandible - a Class ___ of permanent teeth occurs

3. Cervical 3rd
Centric occlusion is also called
class II division I occlusion
divisions of parafunctional contacts
severe overbite

4. Maximum touching of max and mand
Hereditary factors include
Attrition
class III
interdigitation

5. Severe ging inflammation extending into CT attachment - loss of supporting alveolar bone - pregnancy - ortho mvmt - and surgical therapy - may all cause ______
Acromegaly
conditions that occur in class I malocclusion
curve of spee
tooth mobility

6. Mesognathic profile
class I
occlusal trauma
osteoclast resorption
Centric relation

7. Measurement of horizontal overlap w/ probe
left working movement
causes of open bite
protrusive occlusion
overjet

8. Hereditary - Tongue - Intercuspation of teeth - Alignment of previously erupted teeth affects alignment of successive teeth
conditions that occur in class II - div 2
Occlusion can be affected by
distal step
The cusps of the ___ teeth overlap the cusps of the ____ teeth so that the buccal cusps of the maxillary teeth are ___ to the buccal cusps of the mandibular teeth

9. Difference between primary and secondary occ trauma
fremitus
bone support
dynamic occlusion
supraversion

10. Horizontal
Malocclusion
splinting
Overjet is a ___ measurement
molar relationship

11. Normal contacts between max. and mand. teeth; momentary contacts
Unilateral crossbite occurs when
centric relation
functional contacts
conditions that occur in class I malocclusion

12. Spaces between two teeth
divisions of parafunctional contacts
diastemas
secondary occlusal trauma
Occlusion can be affected by

13. Maximum interlocking of cusp
conditions that occur in class I malocclusion
From lateral view - all teeth(except max.3rds) lean ___; anterior teeth lean ___
intercuspation
Hereditary factors include

14. Mobility - migration - pain - premature contact - widening of PDL - parafuntional habits - TMJ problems - all result in _________
horizontal overlap
Overbit
occlusal trauma
centric occlusion

15. Functional occlusion
curve of monson
intercuspation
pathologic tooth migration
dynamic occlusion

16. Cusps of maxillary teeth directly over cusps of mandibular teeth
primate spaces
normal overbite
crestal funneling
Edge to edge bite occurs when

17. Buck teeth are common and are considered
class II malocclusion
centric relation
posterior contact
premature curve of spee

18. Aquired centric occlusion - habitual occlusion - convienience occlusion - or intercuspal position
Centric occlusion is also called
Attrition
molar relationship
labialversion or buccoversion

19. Later
centric relation
Working side
tooth mobility
Condyles of the mandible continue grow ___than the maxilla

20. Associated with performance; all contacts during function of the oral cavity
functional occlusion
codestructive theory
conditions that occur in class III
hypercementosis

21. When one tooth hits before all others when closing teeth together(may cause TMJ problems)
Retrusion
Premature contact
occlusal erosion
class I

22. Lateral mvmt results in contact btwn the max and mand canines
Premature contact
canine guidance or protection
end to end
divisions of parafunctional contacts

23. Mand. facial or lingual to max. - unitlateral or bilateral; incorrect horizontal overlap
hypercementosis
posterior crossbite
functional contacts
Curve of Wilson

24. 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
Edge to edge bite occurs when
occlusion
Nonworking side
Retrusion

25. Congenitally missing teeth - Impacted teeth & size and shape of muscle and bone
drifted mesial
Hereditary factors include
Acromegaly
Centric relation

26. Class III (mal)occlusion of permanent teeth
causes of primary occlusal trauma
hypercementosis
If the condyles continue to grow - extreme mesial step will turn into ___
Hereditary factors include

27. The relationship of the teeth in the mandibular arch to those in the maxillary arch as they are brought together
occlusion
diastemas
Occlusion can be affected by
selective grinding or occlusal equilibration

28. Mesially - Labially
Dentures
leeway spaces
From lateral view - all teeth(except max.3rds) lean ___; anterior teeth lean ___
anterior crossbite

29. Overclosure of the anterior teeth can cause trauma to the gingiva of the max teeth
Mandibular posterior teeth vertical alignment
flush terminal plane
curve of wilson
traumatic overbite

30. Need tooth to tooth contact on both working and non working sides to func effectively
secondary occlusal trauma
Dentures
posterior crossbite
posterior contact

31. Rotated or twisted; rotated mesial or distal
Maxillary posterior teeth vertical alignment
Abfraction
Misalignment of teeth
torsoversion

32. Starts closer to premolars
premature curve of spee
late curve of spee
class II - div 2
molar relationship

33. Relationship of the teeth in opposite arches; static position
malocclusion
molar relationship
severe overbite
centric occlusion

34. Max. incisors lingual to mand. incisors; incorrect horizontal overlap
hawley appliance
non working or balancing side
anterior crossbite
primate spaces

35. Vertical
premature curve of spee
severe overbite
canine relationship
Overbite is a ___ measurement

36. If the mandible moves to the left - the mvmt is known as a left working movement
canine guidance or protection
bone support
left working movement
From lateral view - all teeth(except max.3rds) lean ___; anterior teeth lean ___

37. Mandibular molars and maxillary molars are even
Leeway space
codestructive theory
non working or balancing side
flush terminal plane

38. Both sides
edge to edge
If the maxilla outgrows the mandible - a Class ___ of permanent teeth occurs
occlusal trauma
Bilateral crossbite occurs on...

39. Reshaping of the occ or incisal surfaces of teeth to create contacts btwn upper and lower dentition
occlusal erosion
selective grinding or occlusal equilibration
crossbite
From a frontal view - anterior teeth lean ___

40. During selective grinding - occlusion should be adjusted In what four relationships
Crossbite
Centric occlusion is also called
physiologic occlusion
centric occlusion - centric relation - protrusive and lateral movements

41. Tooth positioned more facial
class II
selective grinding or occlusal equilibration
labialversion or buccoversion
Overbit

42. Maximal intercuspation or contact of the max and mand teeth
centric occlusion
Overbite is a ___ measurement
flush terminal plane
class II - div 2

43. 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 II - div 2
centric occlusion
normal overbite
bone support

44. II (mal)occlusion
conditions that occur in class III
drifted mesial
If the maxilla outgrows the mandible - a Class ___ of permanent teeth occurs
Abfraction

45. Individual teeth from each arch can be involved in ________________ malocclusion
gingiva
From lateral view - all teeth(except max.3rds) lean ___; anterior teeth lean ___
An ideal curve of spee would be
inter-arch

46. Introduced the concept of codestruction
diastemas
anterior teeth
molar relationship
Glickman 1963

47. Tongue thrusting; thumb sucking - pacifiers
molar relationship
If the maxilla outgrows the mandible - a Class ___ of permanent teeth occurs
Misalignment of teeth
causes of open bite

48. Occlusal guard =
The cusps of the ___ teeth overlap the cusps of the ____ teeth so that the buccal cusps of the maxillary teeth are ___ to the buccal cusps of the mandibular teeth
parafunctional contacts
osteoclast resorption
hawley appliance

49. High restoration - parafunctional habits - malpositioned tooth - periapical abcess - physical 'blow' - removable partial - ortho mvmt
occlusion
pathologic tooth migration
Intercuspation
causes of primary occlusal trauma

50. The permanent molars erupt posterior to the primary teeth and push them all mesially
class II division I occlusion
premature occlusal contact
moderate overbite
How the diastemas are closed up(including primates spaces)