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Dentistry Occlusion
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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. Occlusal guard =
splinting
hawley appliance
canine relationship
conditions that occur in class II - div I
2. Difference between primary and secondary occ trauma
curve of wilson
protrusive occlusion
Abfraction
bone support
3. Measurement of horizontal overlap w/ probe
overjet
Midline deviation
flush terminal plane
decrease over time
4. Patients show evidence or signs and syptoms of occ disease
distal step
pathologic occlusion
late curve of spee
Curve of Spee
5. Usually indicative of moderate to sever perio and secondary occ trauma
pathologic tooth migration
mesial step
protrusive occlusion
class II malocclusion
6. Tongue thrusting; thumb sucking - pacifiers
causes of open bite
Glickman 1963
physiologic occlusion
open bite
7. Malocclusion cause excessive incisal or occlusal wear(attrition); teeth continue to erupt in order to occlude with teeth in the opposite arch & roots become exposed
physiologic occlusion
Protrusion
Mandibular posterior teeth vertical alignment
Attrition
8. The relationship of the teeth in the mandibular arch to those in the maxillary arch as they are brought together
occlusion
class III
Open bite
centric occlusion - centric relation - protrusive and lateral movements
9. Curve spee & wilson - 3-d - not proven
centric occlusion
pathologic occlusion
curve of monson
From a frontal view - anterior teeth lean ___
10. Maximum touching of max and mand
interdigitation
dynamic occlusion
infraversion
Hereditary factors include
11. Below occlusal plane
conditions that occur in class III
infraversion
Glickman 1963
vertical overlap
12. The permanent molars erupt posterior to the primary teeth and push them all mesially
drifted mesial
How the diastemas are closed up(including primates spaces)
curve of monson
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
13. Maximal intercuspation or contact of the max and mand teeth
Working side
normal overbite
primary occlusal trauma
centric occlusion
14. Maxillary overlap mandibular; whole arch
horizontal overlap
centric occlusion
infraversion
labialversion or buccoversion
15. Mandible moves to the right or left
primary occlusal trauma
Lateral excursion
normal overbite
class I
16. Tooth-tooth contacts; tooth-hard objects contacts; tooth-oral tissues contact
divisions of parafunctional contacts
drifted mesial
excessive occlusal force
group function
17. Muscles that work the jaw; may become sore due to occ trauma
normal overbite
labialversion or buccoversion
temporalis and masseter
diastemas
18. Hereditary - Tongue - Intercuspation of teeth - Alignment of previously erupted teeth affects alignment of successive teeth
Occlusion can be affected by
supraversion
Underjet
horizontal overlap
19. A tooth that occludes with an opposing tooth before full closure is achieved in centric occlusion
moderate overbite
torsoversion
conditions that occur in class II - div 2
premature occlusal contact
20. Introduced the concept of codestruction
distal step
Glickman 1963
Premature contact
osteoclast resorption
21. Vertical
Centric relation
molar relationship
functional occlusion
Overbite is a ___ measurement
22. Incisal 3rd
occlusal erosion
normal overbite
open bite
other names for centric occlusion
23. Anterior crossbite; max/mand incisors-edge to edge occlusion; crowded mand. incisors
drifted mesial
dynamic occlusion
conditions that occur in class III
centric relation
24. Horizontal distance of anterior teeth in crossbite
centric occlusion
underjet
osteoclast resorption
curve of monson
25. Congenitally missing teeth - Impacted teeth & size and shape of muscle and bone
Hereditary factors include
moderate overbite
severe overbite
causes of open bite
26. #10 & #23
openbite
mesial step
inter-arch
group function
27. 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
normal curve of spee
conditions that occur in class II - div I
traumatogenic occlusion
Abfraction
28. If the mandible moves to the left - the mvmt is known as a left working movement
primate spaces
left working movement
If the maxilla outgrows the mandible - a Class ___ of permanent teeth occurs
premature curve of spee
29. During protrusive occ - ______ is considered undesirable
Midline deviation
Nonworking side
posterior contact
curve of monson
30. 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
If the condyles continue to grow - extreme mesial step will turn into ___
Overbit
class II - div 1
overjet
31. Can affect the TMJ - muscles of mastication - pulp and integrity of restorations
Hereditary factors include
Midline deviation
excessive occlusal force
horizontal overlap
32. Normal contacts between max. and mand. teeth; momentary contacts
osteoclast resorption
functional contacts
class III - classificaiton
decrease over time
33. Prognathic profile; buccal groove of mand. 1st molar-mesial to mb cusp of max. 1st molar; distal of mand. canine mesial to mesial of max canine; tendency toward class III
moderate overbite
class III - classificaiton
traumatic overbite
flush terminal plane
34. Class III (mal)occlusion of permanent teeth
mesial step
If the condyles continue to grow - extreme mesial step will turn into ___
class III - classificaiton
supraversion
35. Laterally
From a frontal view - anterior teeth lean ___
functional occlusion
inflammation
supraversion
36. During selective grinding - occlusion should be adjusted In what four relationships
centric occlusion - centric relation - protrusive and lateral movements
An ideal curve of spee would be
Nonworking side
Hereditary factors include
37. ____ is not a sign of occl trauma
Protrusion
Midline deviation
overjet
occlusal erosion
38. Relationship of the arches bone to bone;
centric relation
Nonworking side
centric occlusion
temporalis and masseter
39. Lateral mvmt results in contacct of all posterior teeth
codestructive theory
group function
Acromegaly
occlusal trauma
40. #7 - 26 - 27
crossbite
drifted mesial
Dentures
occlusal trauma
41. Mb cusp of max 1st molar-buccal groove of mand 1st molar
intercuspation
Lateral excursion
canine relationship
molar relationship
42. Mand. retruded-one or more max. incisors retruded; max. laterals protruded-max centrals retruded; crowded max anterior teeth; deep overbite
Attrition
conditions that occur in class II - div 2
severe overbite
anterior teeth
43. Max. incisors lingual to mand. incisors; incorrect horizontal overlap
occlusal trauma
primary occlusal trauma
anterior crossbite
left working movement
44. Vibrational mvmt of a tooth under occ function
Open bite
fremitus
gingiva
Overjet is a ___ measurement
45. Permits healing of the attachment apparatus by holding a tooth in a totally fixed position; allows the PDL to become narrower and the mobility to be reduced
splinting
malocclusion
drifted mesial
occlusal trauma
46. Functional occlusion
Curve of Wilson
moderate overbite
dynamic occlusion
protrusive occlusion
47. Occlusal forces will accelerate the rate of perio destruction and result in CT attachment loss in the presence of preexisting inflammation
Curve of Wilson
primary occlusal trauma
class II - div 2
codestructive theory
48. Relationship of the teeth in opposite arches; static position
open bite
hawley appliance
centric occlusion
edge to edge
49. Rotated or twisted; rotated mesial or distal
malocclusion
class III
torsoversion
diastemas
50. A continuation of the spee of to extend through the condyle
From lateral view - all teeth(except max.3rds) lean ___; anterior teeth lean ___
Curve of Spee
class III - classificaiton
An ideal curve of spee would be
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