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Test your basic knowledge |
Dentistry Occlusion
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Study First
Subjects
:
health-sciences
,
dentistry
Instructions:
Answer 50 questions in 15 minutes.
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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. Mobility - migration - pain - premature contact - widening of PDL - parafuntional habits - TMJ problems - all result in _________
excessive occlusal force
An ideal curve of spee would be
class II
occlusal trauma
2. #7 - 26 - 27
occlusion
Centric relation
crossbite
codestructive theory
3. Retrognathic profile
centric relation
tooth mobility
class II
conditions that occur in class II - div 2
4. Tooth positioned more lingual
tooth mobility
linguoversion
osteoclast resorption
underjet
5. Vertical
malocclusion
occlusion
Overbite is a ___ measurement
Edge to edge bite occurs when
6. The tooth has insufficient bone support and normal chewing and swallowing forces are excessive - causing injury to the attachment appartatus
secondary occlusal trauma
malocclusion
primary occlusal trauma
gingiva
7. Relationship of the arches bone to bone;
primary occlusal trauma
leeway spaces
centric relation
Unilateral crossbite occurs when
8. Anterior or posterior; bilateral or unitlateral - anterior more common
occlusion pattern
occlusal trauma
other names for centric occlusion
open bite
9. Maximal intercuspation or contact of the max and mand teeth
Glickman 1963
Occlusion can be affected by
centric occlusion
protrusive occlusion
10. Mand. retruded-max. incisors protruded; deep overbite; excessive overjet - abnormal muscle function - short mandible - short upper lip
osteoclast resorption
Maxillary posterior teeth vertical alignment
conditions that occur in class II - div I
premature curve of spee
11. Most common cause is when the maxilla does not grow in proportion to the mandible
temporalis and masseter
occlusal trauma
class I
Crossbite
12. Rotated or twisted; rotated mesial or distal
From lateral view - all teeth(except max.3rds) lean ___; anterior teeth lean ___
From a frontal view - anterior teeth lean ___
centric relation
torsoversion
13. Guidance for protrusive occ should be on the
interdigitation
anterior teeth
posterior crossbite
premature occlusal contact
14. Does not result from brushing at all - but from traumatic lateral forces placed on the teeth as a result of a malocclusion or abnormal tongue activity. Root surface is exposed & can become carious
How the diastemas are closed up(including primates spaces)
moderate overbite
curve of spee
Abfraction
15. Maxillary incisors are are lingual to mandibular incisors
Underjet
centric occlusion
traumatogenic occlusion
Malocclusion
16. Spaces between two teeth
Overjet is a ___ measurement
If the maxilla outgrows the mandible - a Class ___ of permanent teeth occurs
diastemas
edge to edge
17. Abnormal contacts; occlusal habits - and neuroses
drifted mesial
anterior crossbite
parafunctional contacts
splinting
18. Primary teeth set ___________________ for permanent
conditions that occur in class III
posterior crossbite
occlusion pattern
Retrusion
19. Incisal 3rd
normal overbite
premature occlusal contact
occlusion
occlusal erosion
20. Normal contacts between max. and mand. teeth; momentary contacts
malocclusion
group function
functional contacts
crossbite
21. Class III (mal)occlusion of permanent teeth
curve of monson
If the condyles continue to grow - extreme mesial step will turn into ___
Curve of Wilson
Protrusion
22. Mesognathic profile
supraversion
class II division I occlusion
class I
From lateral view - all teeth(except max.3rds) lean ___; anterior teeth lean ___
23. Excessive deposition of cementum around the apex - due to excessive occlusal forces
hypercementosis
open bite
Overbite is a ___ measurement
Dentures
24. Tongue thrusting; thumb sucking - pacifiers
protrusive occlusion
class II - div 1
Overjet is a ___ measurement
causes of open bite
25. Later
occlusal erosion
physiologic occlusion
Condyles of the mandible continue grow ___than the maxilla
moderate overbite
26. Most retruded position of the mandible in relation to the maxilla From which lateral mvmts of the jaw can be made
causes of primary occlusal trauma
distal step
mesial step
centric relation
27. Occlusal guard =
horizontal overlap
end to end
functional occlusion
hawley appliance
28. The side to which the mandible moves(chewing side)
Working side
functional occlusion
curve of monson
molar relationship
29. When the jaws are closed - the buccal cusps of the mandibular posterior teeth are interlocked between the buccal & lingual cusps of the maxillary teeth
From a frontal view - anterior teeth lean ___
molar relationship
Malocclusion
Intercuspation
30. Curved alignment of the occlusal plane when looking from a lateral view(distal to mesial)
dynamic occlusion
normal curve of spee
parafunctional contacts
Curve of Spee
31. During selective grinding - occlusion should be adjusted In what four relationships
causes of primary occlusal trauma
fremitus
centric occlusion - centric relation - protrusive and lateral movements
distal step
32. Horizontal
Retrusion
torsoversion
diastemas
Overjet is a ___ measurement
33. Teeth are misaligned when biting together
Crossbite
decrease over time
leeway spaces
Malocclusion
34. Vertical overlapping
posterior contact
functional occlusion
crestal funneling
overbite
35. Tooth positioned more facial
labialversion or buccoversion
overjet
Glickman 1963
Abfraction
36. Tooth-tooth contacts; tooth-hard objects contacts; tooth-oral tissues contact
An ideal curve of spee would be
temporalis and masseter
Overbite is a ___ measurement
divisions of parafunctional contacts
37. Position of the mandible relative to the maxilla during swallowing and other times when the jaw muscles contract
Curve of Spee
Centric occlusion is also called
Centric relation
class II
38. High restoration - parafunctional habits - malpositioned tooth - periapical abcess - physical 'blow' - removable partial - ortho mvmt
Bilateral crossbite occurs on...
inflammation
Retrusion
causes of primary occlusal trauma
39. Because the permanent premolars are narrower than the primary molars that they replace - this is what happens when the premolars erupt
Centric relation
anterior crossbite
traumatic overbite
Leeway space
40. 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
horizontal overlap
dynamic occlusion
How the diastemas are closed up(including primates spaces)
Overbit
41. Above occlusal plane
Crossbite
centric occlusion
Premature contact
supraversion
42. Tooth extracted
drifted mesial
anterior crossbite
osteoclast resorption
group function
43. Congenitally missing teeth - Impacted teeth & size and shape of muscle and bone
underjet
Overbite is a ___ measurement
Hereditary factors include
Misalignment of teeth
44. Curve of the occlusal plane; from anterior to posterior - increases with age
hawley appliance
codestructive theory
curve of spee
An ideal curve of spee would be
45. Mvmt of the mandible in a direction anterior to centric occ
protrusive occlusion
Overbit
intercuspation
open bite
46. Injury to the attachment apparatus (bone - PDL - and cementum) as a consequence of normal or excessive occ forces
Protrusion
occlusal trauma
fremitus
parafunctional contacts
47. Difference between primary and secondary occ trauma
normal overbite
bone support
inter-arch
causes of primary occlusal trauma
48. During a left working movement - the right side is known as the
Working side
non working or balancing side
horizontal overlap
Overjet is a ___ measurement
49. Maxillary overlap mandibular; whole arch
inflammation
edge to edge
Malocclusion
horizontal overlap
50. Lateral mvmt results in contacct of all posterior teeth
leeway spaces
excessive occlusal force
group function
crestal funneling
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