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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. Above occlusal plane
supraversion
Attrition
An ideal curve of spee would be
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
2. Horizontal
physiologic occlusion
Overjet is a ___ measurement
left working movement
traumatogenic occlusion
3. Posterior; no horizontal overlap
overbite
end to end
non working or balancing side
excessive occlusal force
4. The tooth has insufficient bone support and normal chewing and swallowing forces are excessive - causing injury to the attachment appartatus
occlusal trauma
secondary occlusal trauma
Overjet
canine relationship
5. Relationship of the teeth in opposite arches; static position
linguoversion
centric occlusion
Leeway space
horizontal overlap
6. Growth hormone imbalance that causes the mandible to grow faster than the maxilla(all teeth are in crossbite)
Acromegaly
curve of wilson
crossbite
hawley appliance
7. Muscles that work the jaw; may become sore due to occ trauma
Acromegaly
temporalis and masseter
Underjet
conditions that occur in class II - div 2
8. High restoration - parafunctional habits - malpositioned tooth - periapical abcess - physical 'blow' - removable partial - ortho mvmt
centric relation
Nonworking side
physiologic occlusion
causes of primary occlusal trauma
9. Vertical
Overbite is a ___ measurement
divisions of parafunctional contacts
How the diastemas are closed up(including primates spaces)
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
10. Aquired centric occlusion - habitual occlusion - convienience occlusion - or intercuspal position
If the maxilla outgrows the mandible - a Class ___ of permanent teeth occurs
Centric occlusion is also called
If the condyles continue to grow - extreme mesial step will turn into ___
class II division I occlusion
11. Survival of the dentition despite its deviation from a preconceived hypothetical normal
selective grinding or occlusal equilibration
physiologic occlusion
Abfraction
canine relationship
12. During protrusive occ - ______ is considered undesirable
malocclusion
posterior contact
class II - div 2
labialversion or buccoversion
13. Relationship of the arches bone to bone;
functional occlusion
centric relation
class II malocclusion
Midline deviation
14. Horizontal distance of anterior teeth in crossbite
codestructive theory
curve of spee
underjet
Condyles of the mandible continue grow ___than the maxilla
15. What is not affected by occ trauma
Crossbite
open bite
class III
gingiva
16. When the jaws are closed - the buccal cusps of the mandibular posterior teeth are interlocked between the buccal & lingual cusps of the maxillary teeth
anterior teeth
Intercuspation
primate spaces
inter-arch
17. Tongue thrusting; thumb sucking - pacifiers
centric relation
causes of open bite
Dentures
conditions that occur in class I malocclusion
18. Hereditary - Tongue - Intercuspation of teeth - Alignment of previously erupted teeth affects alignment of successive teeth
functional occlusion
hypercementosis
Occlusion can be affected by
curve of monson
19. Patients show evidence or signs and syptoms of occ disease
An ideal curve of spee would be
pathologic occlusion
canine relationship
left working movement
20. The way you normally bite your teeth together when not chewing
Centric(habitual) occlusion
severe overbite
overjet
dynamic occlusion
21. Lateral mvmt results in contacct of all posterior teeth
Leeway space
functional occlusion
group function
torsoversion
22. 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
end to end
Maxillary posterior teeth vertical alignment
class II - div 2
posterior crossbite
23. Anterior; no horizontal overlap
Malocclusion
molar relationship
edge to edge
canine guidance or protection
24. Curve of the occlusal plane; from anterior to posterior - increases with age
traumatic overbite
pathologic occlusion
moderate overbite
curve of spee
25. Buck teeth are common and are considered
Misalignment of teeth
functional occlusion
Abfraction
class II malocclusion
26. Any deviation from the ideal or normal occl. includes crowding - malpositioned or tipped teeth
inflammation
protrusive occlusion
tooth mobility
malocclusion
27. Cervical 3rd
physiologic occlusion
Edge to edge bite occurs when
Underjet
severe overbite
28. When no teeth are contacting on this side
premature occlusal contact
Nonworking side
class III - classificaiton
If the condyles continue to grow - extreme mesial step will turn into ___
29. Class III (mal)occlusion of permanent teeth
If the condyles continue to grow - extreme mesial step will turn into ___
From lateral view - all teeth(except max.3rds) lean ___; anterior teeth lean ___
Dentures
Condyles of the mandible continue grow ___than the maxilla
30. Vibrational mvmt of a tooth under occ function
From a frontal view - anterior teeth lean ___
fremitus
labialversion or buccoversion
Protrusion
31. A continuation of the spee of to extend through the condyle
Edge to edge bite occurs when
Overjet
An ideal curve of spee would be
linguoversion
32. Prognathic profile
Overjet is a ___ measurement
Centric(habitual) occlusion
edge to edge
class III
33. Selective grinding should always be completed after ______ has been controlled
inflammation
Underjet
centric relation
leeway spaces
34. Teeth are misaligned when biting together
Malocclusion
curve of monson
centric occlusion
Overbit
35. Mandible moves to the right or left
Lateral excursion
labialversion or buccoversion
divisions of parafunctional contacts
malocclusion
36. 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
centric relation
splinting
Curve of Spee
supraversion
37. Normal contacts between max. and mand. teeth; momentary contacts
inter-arch
molar relationship
functional contacts
protrusive occlusion
38. 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
occlusal erosion
severe overbite
occlusal trauma
Attrition
39. Crowns tipped lingually - roots tipped laterally
Attrition
Mandibular posterior teeth vertical alignment
severe overbite
Centric occlusion is also called
40. Contact between maxillary incisors does not line up with contact of mandibular incisors
Edge to edge bite occurs when
Protrusion
Premature contact
Midline deviation
41. Curved alignment of the occlusal plane when looking from a posterior view(right to left)
Centric occlusion is also called
infraversion
Curve of Wilson
hawley appliance
42. Transverse occlusal curvature; posterior teeth; medio-lateral postion (r-l)
overbite
curve of wilson
vertical overlap
occlusal trauma
43. 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
overbite
class II - div 1
premature occlusal contact
Centric occlusion is also called
44. Symptom free dentition that 'survives' or 'adapts' to a deviated occl
physiologic occlusion
centric occlusion
mesial step
How the diastemas are closed up(including primates spaces)
45. Teeth that are in func when the mandible moves in lateral or protrusive excursions or mvmts
functional occlusion
Intercuspation
Misalignment of teeth
Leeway space
46. Introduced the concept of codestruction
From a frontal view - anterior teeth lean ___
Glickman 1963
pathologic tooth migration
normal curve of spee
47. Abnormal contacts; occlusal habits - and neuroses
canine relationship
Edge to edge bite occurs when
parafunctional contacts
anterior crossbite
48. 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
Misalignment of teeth
class III - classificaiton
leeway spaces
centric relation
49. Max canine occludes with mand. canine and mand. 1st premolar.
From lateral view - all teeth(except max.3rds) lean ___; anterior teeth lean ___
pathologic tooth migration
canine relationship
overjet
50. During a left working movement - the right side is known as the
non working or balancing side
crestal funneling
leeway spaces
class III