SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. Retrognathic profile
class II
Dentures
class II - div 1
posterior crossbite
2. Maxillary - Mandibular - Facial
malocclusion
linguoversion
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
edge to edge
3. During selective grinding - occlusion should be adjusted In what four relationships
centric occlusion - centric relation - protrusive and lateral movements
fremitus
overbite
Maxillary posterior teeth vertical alignment
4. Maximum interlocking of cusp
physiologic occlusion
crestal funneling
Midline deviation
intercuspation
5. Overlap of anterior teeth
vertical overlap
canine relationship
interdigitation
temporalis and masseter
6. Posterior; no horizontal overlap
labialversion or buccoversion
end to end
centric occlusion - centric relation - protrusive and lateral movements
open bite
7. 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
Centric relation
pathologic tooth migration
class II - div 2
8. During protrusive occ - ______ is considered undesirable
labialversion or buccoversion
underjet
Open bite
posterior contact
9. Normal contacts between max. and mand. teeth; momentary contacts
Occlusion can be affected by
openbite
functional contacts
class I
10. Anterior teeth do not occlude - or remain open - while posterior teeth may have a normal occlusion
functional contacts
Open bite
If the maxilla outgrows the mandible - a Class ___ of permanent teeth occurs
occlusion
11. Patient forces teeth together in centric occlusion on one side to get a more functional bite and has a crossbite on the other side(the midline of the maxillary anterior teeth does not line up with the midlineof the mandible
Unilateral crossbite occurs when
mesial step
conditions that occur in class II - div 2
diastemas
12. 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
class II division I occlusion
centric relation
Overjet
Overbit
13. Malposition - crowded anterior teeth - protruded or retruded max incisors - anterior/posterior crossbite - mesial drift
flush terminal plane
premature curve of spee
torsoversion
conditions that occur in class I malocclusion
14. Later
Condyles of the mandible continue grow ___than the maxilla
functional occlusion
diastemas
linguoversion
15. Tooth positioned more lingual
linguoversion
decrease over time
dynamic occlusion
malocclusion
16. #7 - 26 - 27
centric relation
anterior teeth
crossbite
linguoversion
17. Can affect the TMJ - muscles of mastication - pulp and integrity of restorations
gingiva
Edge to edge bite occurs when
curve of wilson
excessive occlusal force
18. Max canine occludes with mand. canine and mand. 1st premolar.
How the diastemas are closed up(including primates spaces)
causes of primary occlusal trauma
open bite
canine relationship
19. Maxillary-between canines and laterals - mandibular-between canines and 1st molars
drifted mesial
conditions that occur in class II - div 2
Condyles of the mandible continue grow ___than the maxilla
primate spaces
20. Injury to the attachment apparatus (bone - PDL - and cementum) as a consequence of normal or excessive occ forces
Abfraction
occlusal trauma
Dentures
primate spaces
21. Starts around the mesial of the 1st molar
normal curve of spee
Overbite is a ___ measurement
Malocclusion
Lateral excursion
22. Widening of the PDL in areas under pressure results due to
Intercuspation
osteoclast resorption
class I
openbite
23. Mesognathic profile
other names for centric occlusion
class I
posterior contact
occlusal trauma
24. Anterior or posterior; bilateral or unitlateral - anterior more common
class III
parafunctional contacts
malocclusion
open bite
25. 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
Centric occlusion is also called
centric occlusion
anterior crossbite
Abfraction
26. When one tooth hits before all others when closing teeth together(may cause TMJ problems)
edge to edge
Premature contact
premature occlusal contact
class II division I occlusion
27. Guidance for protrusive occ should be on the
Retrusion
codestructive theory
excessive occlusal force
anterior teeth
28. Curved alignment of the occlusal plane when looking from a lateral view(distal to mesial)
Curve of Spee
posterior contact
Working side
Malocclusion
29. Mand. facial or lingual to max. - unitlateral or bilateral; incorrect horizontal overlap
late curve of spee
inflammation
gingiva
posterior crossbite
30. Any occl that produces forces that directly or indirectly cause injury to the attachment apparatus
Centric(habitual) occlusion
class II malocclusion
Misalignment of teeth
traumatogenic occlusion
31. Primary teeth set ___________________ for permanent
excessive occlusal force
torsoversion
divisions of parafunctional contacts
occlusion pattern
32. Muscles that work the jaw; may become sore due to occ trauma
temporalis and masseter
edge to edge
Lateral excursion
divisions of parafunctional contacts
33. Occlusal forces will accelerate the rate of perio destruction and result in CT attachment loss in the presence of preexisting inflammation
supraversion
conditions that occur in class II - div 2
codestructive theory
tooth mobility
34. Mand. retruded-max. incisors protruded; deep overbite; excessive overjet - abnormal muscle function - short mandible - short upper lip
decrease over time
Centric relation
Nonworking side
conditions that occur in class II - div I
35. Growth hormone imbalance that causes the mandible to grow faster than the maxilla(all teeth are in crossbite)
divisions of parafunctional contacts
Acromegaly
linguoversion
Hereditary factors include
36. Mandible moves to the right or left
Lateral excursion
Unilateral crossbite occurs when
functional occlusion
leeway spaces
37. During a left working movement - the right side is known as the
moderate overbite
non working or balancing side
class II division I occlusion
primate spaces
38. Tooth extracted
mesial step
codestructive theory
Occlusion can be affected by
drifted mesial
39. Hereditary - Tongue - Intercuspation of teeth - Alignment of previously erupted teeth affects alignment of successive teeth
Maxillary posterior teeth vertical alignment
Condyles of the mandible continue grow ___than the maxilla
Occlusion can be affected by
leeway spaces
40. Most retruded position of the mandible in relation to the maxilla From which lateral mvmts of the jaw can be made
secondary occlusal trauma
overbite
centric relation
Working side
41. Middle 3rd
parafunctional contacts
moderate overbite
horizontal overlap
class II - div 2
42. Maximum touching of max and mand
interdigitation
centric occlusion
end to end
Occlusion can be affected by
43. When the jaws are closed - the buccal cusps of the mandibular posterior teeth are interlocked between the buccal & lingual cusps of the maxillary teeth
Intercuspation
Attrition
conditions that occur in class I malocclusion
protrusive occlusion
44. 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
decrease over time
supraversion
Protrusion
Attrition
45. The relationship of the teeth in the mandibular arch to those in the maxillary arch as they are brought together
Protrusion
occlusion
functional occlusion
protrusive occlusion
46. #10 & #23
functional occlusion
Nonworking side
openbite
How the diastemas are closed up(including primates spaces)
47. Position of the mandible relative to the maxilla during swallowing and other times when the jaw muscles contract
Centric relation
posterior contact
pathologic occlusion
hawley appliance
48. 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
occlusal trauma
class III - classificaiton
class II - div 1
Centric occlusion is also called
49. Starts closer to the posterior of the 1st molar
Maxillary posterior teeth vertical alignment
end to end
late curve of spee
normal curve of spee
50. Teeth that are in func when the mandible moves in lateral or protrusive excursions or mvmts
Abfraction
functional occlusion
normal curve of spee
functional contacts