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Test your basic knowledge |
Dentistry Occlusion
Start Test
Study First
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. II (mal)occlusion
traumatic overbite
group function
If the maxilla outgrows the mandible - a Class ___ of permanent teeth occurs
conditions that occur in class II - div 2
2. Curve spee & wilson - 3-d - not proven
excessive occlusal force
curve of monson
class III
normal curve of spee
3. Any occl that produces forces that directly or indirectly cause injury to the attachment apparatus
traumatogenic occlusion
fremitus
Overjet is a ___ measurement
crestal funneling
4. 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
splinting
secondary occlusal trauma
drifted mesial
5. Prognathic profile
class II
primary occlusal trauma
class III
non working or balancing side
6. High restoration - parafunctional habits - malpositioned tooth - periapical abcess - physical 'blow' - removable partial - ortho mvmt
physiologic occlusion
physiologic occlusion
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
causes of primary occlusal trauma
7. Usually indicative of moderate to sever perio and secondary occ trauma
tooth mobility
pathologic tooth migration
If the condyles continue to grow - extreme mesial step will turn into ___
pathologic occlusion
8. A tooth that occludes with an opposing tooth before full closure is achieved in centric occlusion
primate spaces
premature occlusal contact
posterior crossbite
class III - classificaiton
9. Overclosure of the anterior teeth can cause trauma to the gingiva of the max teeth
class III
traumatic overbite
anterior crossbite
primary occlusal trauma
10. Buck teeth are common and are considered
molar relationship
class II malocclusion
hawley appliance
Bilateral crossbite occurs on...
11. Most common cause is when the maxilla does not grow in proportion to the mandible
infraversion
Leeway space
Crossbite
conditions that occur in class I malocclusion
12. Transverse occlusal curvature; posterior teeth; medio-lateral postion (r-l)
posterior contact
edge to edge
curve of wilson
From a frontal view - anterior teeth lean ___
13. Incisal 3rd
secondary occlusal trauma
molar relationship
flush terminal plane
normal overbite
14. Widening of the PDL in areas under pressure results due to
osteoclast resorption
gingiva
molar relationship
anterior teeth
15. Slight buccal inclination of crown - lingual inclination of root
physiologic occlusion
Maxillary posterior teeth vertical alignment
posterior crossbite
tooth mobility
16. Starts around the mesial of the 1st molar
Condyles of the mandible continue grow ___than the maxilla
normal curve of spee
left working movement
divisions of parafunctional contacts
17. Starts closer to the posterior of the 1st molar
late curve of spee
moderate overbite
physiologic occlusion
Occlusion can be affected by
18. Introduced the concept of codestruction
Glickman 1963
anterior teeth
traumatogenic occlusion
How the diastemas are closed up(including primates spaces)
19. 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
intercuspation
molar relationship
primary occlusal trauma
Retrusion
20. 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
overjet
conditions that occur in class I malocclusion
class II - div 1
torsoversion
21. Laterally
From a frontal view - anterior teeth lean ___
centric occlusion
supraversion
excessive occlusal force
22. Anterior crossbite; max/mand incisors-edge to edge occlusion; crowded mand. incisors
traumatic overbite
conditions that occur in class III
From a frontal view - anterior teeth lean ___
intercuspation
23. Anterior or posterior; bilateral or unitlateral - anterior more common
centric occlusion - centric relation - protrusive and lateral movements
crestal funneling
open bite
Abfraction
24. Survival of the dentition despite its deviation from a preconceived hypothetical normal
group function
physiologic occlusion
primary occlusal trauma
divisions of parafunctional contacts
25. Primary teeth set ___________________ for permanent
pathologic occlusion
Leeway space
Misalignment of teeth
occlusion pattern
26. A continuation of the spee of to extend through the condyle
An ideal curve of spee would be
curve of monson
leeway spaces
centric relation
27. Above occlusal plane
centric occlusion
traumatic overbite
end to end
supraversion
28. Occlusal guard =
hawley appliance
excessive occlusal force
edge to edge
Overbit
29. Mandibular molars more distal than maxillary molars
distal step
occlusal erosion
Centric occlusion is also called
flush terminal plane
30. Mandibular molars and maxillary molars are even
curve of monson
flush terminal plane
If the maxilla outgrows the mandible - a Class ___ of permanent teeth occurs
functional contacts
31. Later
centric relation
centric occlusion - centric relation - protrusive and lateral movements
Attrition
Condyles of the mandible continue grow ___than the maxilla
32. Reshaping of the occ or incisal surfaces of teeth to create contacts btwn upper and lower dentition
protrusive occlusion
labialversion or buccoversion
crossbite
selective grinding or occlusal equilibration
33. Teeth are misaligned when biting together
Malocclusion
labialversion or buccoversion
conditions that occur in class I malocclusion
pathologic occlusion
34. Cervical 3rd
Overbite is a ___ measurement
overbite
severe overbite
Misalignment of teeth
35. Relationship of the teeth in opposite arches; static position
vertical overlap
moderate overbite
selective grinding or occlusal equilibration
centric occlusion
36. Mesognathic profile
temporalis and masseter
group function
conditions that occur in class III
class I
37. Middle 3rd
moderate overbite
Overjet is a ___ measurement
openbite
centric relation
38. Curved alignment of the occlusal plane when looking from a lateral view(distal to mesial)
Curve of Spee
vertical overlap
Condyles of the mandible continue grow ___than the maxilla
Centric(habitual) occlusion
39. Curve of the occlusal plane; from anterior to posterior - increases with age
curve of spee
infraversion
crestal funneling
splinting
40. Teeth that are in func when the mandible moves in lateral or protrusive excursions or mvmts
From a frontal view - anterior teeth lean ___
canine relationship
functional occlusion
normal curve of spee
41. When the jaws are closed - the buccal cusps of the mandibular posterior teeth are interlocked between the buccal & lingual cusps of the maxillary teeth
primate spaces
distal step
conditions that occur in class II - div 2
Intercuspation
42. Mb cusp of max 1st molar-buccal groove of mand 1st molar
molar relationship
codestructive theory
interdigitation
centric occlusion
43. Can affect the TMJ - muscles of mastication - pulp and integrity of restorations
excessive occlusal force
mesial step
conditions that occur in class II - div I
pathologic tooth migration
44. The side to which the mandible moves(chewing side)
Working side
divisions of parafunctional contacts
hypercementosis
openbite
45. Vertical overlapping
Overjet
overbite
Intercuspation
Open bite
46. Measurement of horizontal overlap w/ probe
overjet
bone support
centric relation
centric occlusion
47. Mand. retruded-one or more max. incisors retruded; max. laterals protruded-max centrals retruded; crowded max anterior teeth; deep overbite
class II
class II - div 2
conditions that occur in class II - div 2
Bilateral crossbite occurs on...
48. Class III (mal)occlusion of permanent teeth
late curve of spee
centric occlusion
If the condyles continue to grow - extreme mesial step will turn into ___
From a frontal view - anterior teeth lean ___
49. Hereditary - Tongue - Intercuspation of teeth - Alignment of previously erupted teeth affects alignment of successive teeth
Premature contact
If the condyles continue to grow - extreme mesial step will turn into ___
Acromegaly
Occlusion can be affected by
50. Any deviation from the ideal or normal occl. includes crowding - malpositioned or tipped teeth
An ideal curve of spee would be
pathologic occlusion
leeway spaces
malocclusion