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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. Prognathic profile
class III
curve of wilson
Maxillary posterior teeth vertical alignment
parafunctional contacts
2. Mandibular molars and maxillary molars are even
Centric occlusion is also called
flush terminal plane
anterior teeth
open bite
3. Primary teeth set ___________________ for permanent
splinting
codestructive theory
occlusion pattern
premature occlusal contact
4. Cervical 3rd
Condyles of the mandible continue grow ___than the maxilla
crestal funneling
severe overbite
normal overbite
5. Position of the mandible relative to the maxilla during swallowing and other times when the jaw muscles contract
non working or balancing side
linguoversion
How the diastemas are closed up(including primates spaces)
Centric relation
6. Aquired centric occlusion - habitual occlusion - convienience occlusion - or intercuspal position
Centric occlusion is also called
physiologic occlusion
anterior teeth
secondary occlusal trauma
7. Starts closer to the posterior of the 1st molar
Mandibular posterior teeth vertical alignment
pathologic occlusion
conditions that occur in class I malocclusion
late curve of spee
8. Posterior; no horizontal overlap
end to end
If the maxilla outgrows the mandible - a Class ___ of permanent teeth occurs
overbite
centric occlusion
9. Retrognathic profile
posterior contact
normal overbite
class II
Acromegaly
10. When the jaws are closed - the buccal cusps of the mandibular posterior teeth are interlocked between the buccal & lingual cusps of the maxillary teeth
Overjet
pathologic tooth migration
class I
Intercuspation
11. Starts closer to premolars
premature curve of spee
Attrition
Midline deviation
class III
12. The relationship of the teeth in the mandibular arch to those in the maxillary arch as they are brought together
hawley appliance
occlusion
Mandibular posterior teeth vertical alignment
gingiva
13. Measurement of horizontal overlap w/ probe
labialversion or buccoversion
open bite
overjet
codestructive theory
14. Transverse occlusal curvature; posterior teeth; medio-lateral postion (r-l)
anterior crossbite
intercuspation
centric occlusion
curve of wilson
15. Mesially - Labially
overbite
From lateral view - all teeth(except max.3rds) lean ___; anterior teeth lean ___
functional occlusion
group function
16. Starts around the mesial of the 1st molar
conditions that occur in class III
normal curve of spee
openbite
tooth mobility
17. Mesognathic profile
Condyles of the mandible continue grow ___than the maxilla
pathologic occlusion
class I
primary occlusal trauma
18. Tooth positioned more lingual
mesial step
class II
Open bite
linguoversion
19. Curve of the occlusal plane; from anterior to posterior - increases with age
Acromegaly
Maxillary posterior teeth vertical alignment
Curve of Wilson
curve of spee
20. Max canine occludes with mand. canine and mand. 1st premolar.
horizontal overlap
severe overbite
Acromegaly
canine relationship
21. Tooth extracted
Retrusion
How the diastemas are closed up(including primates spaces)
drifted mesial
gingiva
22. Vibrational mvmt of a tooth under occ function
crossbite
Overbit
centric relation
fremitus
23. Spaces between two teeth
divisions of parafunctional contacts
selective grinding or occlusal equilibration
diastemas
drifted mesial
24. Individual teeth from each arch can be involved in ________________ malocclusion
inter-arch
osteoclast resorption
openbite
Bilateral crossbite occurs on...
25. #10 & #23
class I
openbite
inter-arch
posterior crossbite
26. 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
class III
Retrusion
centric occlusion - centric relation - protrusive and lateral movements
posterior contact
27. Tooth-tooth contacts; tooth-hard objects contacts; tooth-oral tissues contact
group function
gingiva
inflammation
divisions of parafunctional contacts
28. Above occlusal plane
distal step
supraversion
open bite
Nonworking side
29. When one tooth hits before all others when closing teeth together(may cause TMJ problems)
hypercementosis
Premature contact
parafunctional contacts
Edge to edge bite occurs when
30. Tongue thrusting; thumb sucking - pacifiers
causes of open bite
Curve of Spee
drifted mesial
Malocclusion
31. Buck teeth are common and are considered
posterior contact
divisions of parafunctional contacts
class II malocclusion
Crossbite
32. Curve spee & wilson - 3-d - not proven
leeway spaces
curve of monson
mesial step
Crossbite
33. Horizontal
late curve of spee
Overjet is a ___ measurement
Maxillary posterior teeth vertical alignment
Unilateral crossbite occurs when
34. Hereditary - Tongue - Intercuspation of teeth - Alignment of previously erupted teeth affects alignment of successive teeth
class II division I occlusion
Occlusion can be affected by
Curve of Spee
distal step
35. Anterior or posterior; bilateral or unitlateral - anterior more common
If the maxilla outgrows the mandible - a Class ___ of permanent teeth occurs
open bite
Centric relation
posterior crossbite
36. Because the permanent premolars are narrower than the primary molars that they replace - this is what happens when the premolars erupt
Leeway space
crossbite
malocclusion
conditions that occur in class I malocclusion
37. #7 - 26 - 27
How the diastemas are closed up(including primates spaces)
open bite
Underjet
crossbite
38. If the mandible moves to the left - the mvmt is known as a left working movement
Malocclusion
functional occlusion
left working movement
Maxillary posterior teeth vertical alignment
39. Maximum interlocking of cusp
other names for centric occlusion
intercuspation
curve of monson
Protrusion
40. Maxillary - Mandibular - Facial
Nonworking side
overbite
Midline deviation
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
41. Anterior; no horizontal overlap
dynamic occlusion
Nonworking side
leeway spaces
edge to edge
42. 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
labialversion or buccoversion
If the maxilla outgrows the mandible - a Class ___ of permanent teeth occurs
moderate overbite
class II - div 2
43. Congenitally missing teeth - Impacted teeth & size and shape of muscle and bone
Hereditary factors include
conditions that occur in class II - div 2
diastemas
crestal funneling
44. Functional occlusion
hawley appliance
dynamic occlusion
open bite
horizontal overlap
45. During selective grinding - occlusion should be adjusted In what four relationships
class I
left working movement
centric occlusion - centric relation - protrusive and lateral movements
edge to edge
46. Occlusal guard =
mesial step
canine guidance or protection
openbite
hawley appliance
47. Later
curve of wilson
Condyles of the mandible continue grow ___than the maxilla
horizontal overlap
Unilateral crossbite occurs when
48. Guidance for protrusive occ should be on the
Maxillary posterior teeth vertical alignment
anterior teeth
traumatogenic occlusion
Overbite is a ___ measurement
49. Introduced the concept of codestruction
Glickman 1963
class II malocclusion
Premature contact
centric occlusion - centric relation - protrusive and lateral movements
50. Usually indicative of moderate to sever perio and secondary occ trauma
pathologic tooth migration
Curve of Spee
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
fremitus