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. Tooth positioned more facial
Malocclusion
labialversion or buccoversion
Overjet is a ___ measurement
molar relationship
2. Difference between primary and secondary occ trauma
bone support
Curve of Spee
class I
Lateral excursion
3. Teeth are misaligned when biting together
Edge to edge bite occurs when
temporalis and masseter
Malocclusion
Retrusion
4. Tooth positioned more lingual
Curve of Spee
linguoversion
premature occlusal contact
From a frontal view - anterior teeth lean ___
5. Any deviation from the ideal or normal occl. includes crowding - malpositioned or tipped teeth
Intercuspation
Glickman 1963
malocclusion
Centric relation
6. Hereditary - Tongue - Intercuspation of teeth - Alignment of previously erupted teeth affects alignment of successive teeth
crossbite
pathologic tooth migration
premature occlusal contact
Occlusion can be affected by
7. Maxillary-between canines and laterals - mandibular-between canines and 1st molars
hawley appliance
Edge to edge bite occurs when
primate spaces
vertical overlap
8. A tooth that occludes with an opposing tooth before full closure is achieved in centric occlusion
normal overbite
vertical overlap
premature occlusal contact
physiologic occlusion
9. Lateral mvmt results in contact btwn the max and mand canines
Overjet is a ___ measurement
traumatic overbite
canine guidance or protection
occlusal trauma
10. 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
Centric relation
Overjet
distal step
Attrition
11. Max. incisors lingual to mand. incisors; incorrect horizontal overlap
class III
codestructive theory
Hereditary factors include
anterior crossbite
12. Mand. facial or lingual to max. - unitlateral or bilateral; incorrect horizontal overlap
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
posterior crossbite
conditions that occur in class II - div 2
excessive occlusal force
13. Curve of the occlusal plane; from anterior to posterior - increases with age
occlusion pattern
interdigitation
curve of spee
Malocclusion
14. Anterior crossbite; max/mand incisors-edge to edge occlusion; crowded mand. incisors
conditions that occur in class III
posterior contact
Retrusion
Lateral excursion
15. During selective grinding - occlusion should be adjusted In what four relationships
class II - div 2
tooth mobility
class III
centric occlusion - centric relation - protrusive and lateral movements
16. Habitual - acquired - convenience - intercuspal & static
codestructive theory
open bite
other names for centric occlusion
centric occlusion
17. Mandible moves to the right or left
premature occlusal contact
pathologic tooth migration
Lateral excursion
torsoversion
18. The tooth has insufficient bone support and normal chewing and swallowing forces are excessive - causing injury to the attachment appartatus
occlusal trauma
codestructive theory
secondary occlusal trauma
supraversion
19. Maxillary - Mandibular - Facial
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
non working or balancing side
Acromegaly
torsoversion
20. Relationship of the arches bone to bone;
class I
decrease over time
diastemas
centric relation
21. #7 - 26 - 27
physiologic occlusion
crossbite
fremitus
causes of open bite
22. 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
osteoclast resorption
occlusion pattern
Unilateral crossbite occurs when
traumatogenic occlusion
23. #10 & #23
class II
Bilateral crossbite occurs on...
openbite
class II malocclusion
24. Mandibular molars more mesial than maxillary molars (most children)
curve of spee
crestal funneling
Curve of Spee
mesial step
25. Mandibular molars and maxillary molars are even
premature occlusal contact
flush terminal plane
codestructive theory
underjet
26. Measurement of horizontal overlap w/ probe
Nonworking side
overjet
severe overbite
Maxillary posterior teeth vertical alignment
27. Tooth-tooth contacts; tooth-hard objects contacts; tooth-oral tissues contact
Unilateral crossbite occurs when
causes of primary occlusal trauma
divisions of parafunctional contacts
occlusal trauma
28. 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
vertical overlap
conditions that occur in class III
29. Vertical
If the maxilla outgrows the mandible - a Class ___ of permanent teeth occurs
late curve of spee
Overbite is a ___ measurement
class II
30. Anterior; no horizontal overlap
Crossbite
Overjet is a ___ measurement
normal overbite
edge to edge
31. Deciduous molars and canines are wider than permanent premolars and canines; space saved during mesial drift of permanent molars
Curve of Spee
Working side
horizontal overlap
leeway spaces
32. Retrognathic profile
centric occlusion
class II division I occlusion
molar relationship
class II
33. Above occlusal plane
supraversion
mesial step
interdigitation
Overjet is a ___ measurement
34. Individual teeth from each arch can be involved in ________________ malocclusion
inter-arch
drifted mesial
inflammation
Acromegaly
35. 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
From lateral view - all teeth(except max.3rds) lean ___; anterior teeth lean ___
curve of monson
class II - div 1
drifted mesial
36. Cervical 3rd
curve of monson
divisions of parafunctional contacts
intercuspation
severe overbite
37. Curved alignment of the occlusal plane when looking from a lateral view(distal to mesial)
Curve of Spee
selective grinding or occlusal equilibration
centric occlusion
Underjet
38. A continuation of the spee of to extend through the condyle
An ideal curve of spee would be
molar relationship
hypercementosis
traumatogenic occlusion
39. Mobility - migration - pain - premature contact - widening of PDL - parafuntional habits - TMJ problems - all result in _________
occlusal trauma
traumatogenic occlusion
hypercementosis
Premature contact
40. After periodontal sugery - mobility will ________
functional occlusion
pathologic occlusion
malocclusion
decrease over time
41. Overlap of anterior teeth
dynamic occlusion
flush terminal plane
Maxillary posterior teeth vertical alignment
vertical overlap
42. Primary teeth set ___________________ for permanent
Acromegaly
primary occlusal trauma
canine guidance or protection
occlusion pattern
43. Position of the mandible relative to the maxilla during swallowing and other times when the jaw muscles contract
horizontal overlap
Occlusion can be affected by
fremitus
Centric relation
44. Tongue thrusting; thumb sucking - pacifiers
causes of open bite
Midline deviation
occlusal trauma
occlusal trauma
45. Relationship of the teeth in opposite arches; static position
centric occlusion
conditions that occur in class II - div 2
occlusion
hawley appliance
46. Survival of the dentition despite its deviation from a preconceived hypothetical normal
Crossbite
traumatogenic occlusion
physiologic occlusion
labialversion or buccoversion
47. Mandibular molars more distal than maxillary molars
Centric occlusion is also called
underjet
leeway spaces
distal step
48. Aquired centric occlusion - habitual occlusion - convienience occlusion - or intercuspal position
Curve of Spee
Centric occlusion is also called
tooth mobility
Protrusion
49. Teeth that are in func when the mandible moves in lateral or protrusive excursions or mvmts
supraversion
How the diastemas are closed up(including primates spaces)
functional occlusion
causes of primary occlusal trauma
50. Rotated or twisted; rotated mesial or distal
molar relationship
Malocclusion
torsoversion
Protrusion