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Worksheetsdistraction osteogenesis
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
optimum rate of movement during distraction osteogenesis is
a)
1mm per day
b)
5mm per day
c)
1cm per week
d)
5 cms per week
2.
latency period for distraction osteogenesis?
a)
4-6 weeks
b)
5-7 weeks
c)
6-8 weeks
d)
4 months
3.
latency period in distraction osteogenesis is defined as?
a)
time period between surgical osteotomy and starting of the distraction
b)
time period between starting of distraction to completion of distraction
c)
time priod for completion of distraction process
d)
time period between distraction and functional loading of the area
4.
soft tissue generated during the distraction process
a)
distraction osteogenesis
b)
neogenesis
c)
distraction histogenesis
d)
distraction angiogenesis
5.
transport distraction osteogenesis is used for?
a)
skeletal class II pattern
b)
skeletal class III pattern
c)
following resection
d)
cleft patient
6.
For typical adult patient usual rate of distraction
a)
1.0mm/day
b)
0.5mm/day
c)
3.0mm/day
d)
4.0mm/day
7.
What is the goal of distraction osteogenesis in oral and maxillofacial surgery?
a)
To increase bone density
b)
To decrease bone density
c)
To lengthen bones
d)
To shorten bones
8.
What is the process of distraction osteogenesis?
a)
Removing bone tissue and replacing it with a bone graft
b)
Cutting the bone and inserting a metal rod to lengthen it over time
c)
Breaking the bone and allowing it to heal in a shortened position
d)
Using lasers to stimulate bone growth
9.
Which of the following is NOT a potential complication of distraction osteogenesis?
a)
Infection
b)
Non-union of the distraction site
c)
Delayed healing
d)
Improved bone density
10.
Which of the following is NOT a reason why distraction osteogenesis may be used in oral and maxillofacial surgery?
a)
To correct jaw deformities
b)
To repair damaged bones
c)
To improve dental function
d)
To improve facial aesthetics
11.
Which of the following is NOT a potential indication for using distraction osteogenesis in OMFS clinical scenarios?
a)
Correction of skeletal deformities
b)
Repair of bone defects
c)
Maxillary expansion in cleft lip and palate patients
d)
Treatment of osteoporosis
12.
What is the most common site for distraction osteogenesis in OMFS clinical scenarios?
a)
Mandible
b)
Maxilla
c)
Tibia
d)
Femur
13.
What is the process called in which the rate of distraction is gradually increased during the distraction phase?
a)
Stepwise
b)
Continuous
c)
Intermittent
d)
Cyclical
14.
During which phase of distraction osteogenesis does the bone regenerate and the gap between the bones close?
a)
Latency phase
b)
Distraction phase
c)
Consolidation phase
d)
Healing phase
15.
What is the main principle behind distraction osteogenesis?
a)
Tension
b)
Compression
c)
Shear
d)
Bending
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