BCOC Penang Module 6 Quiz

The average overbite is?

• 10% coverage of mandibular incisor

• 20% coverage of mandibular incisor

• 30% coverage of mandibular incisor

• 50% coverage of mandibular incisor

1.     Deep bite malocclusion tend to have ______ growth pattern

• Forward

• Backward

Treatment approaches for deep bite malocclusion are?

 

• Absolute incisor intrusion

• Relative incisor intrusion

• Posterior extrusion

• Incisor proclination

What are the side effects of reverse curve wires?

• Proclination of lower Incisors

• Retroclination of lower incisors

• Mesial tipping of molars

• Distal tipping of molars

Treatment options for AOB correction are?

• Extrusion of Incisors

• Intrusions of molars

• Expansion of maxillary dental arch

• All of above

AOB correction through incisor extrusion has a high relapse rate

• True

• False

Class III elastics pattern is used to procline the upper incisors and retrocline lower incisors

• True

• False

Class II elastics is used to reinforce upper posterior anchorage

• True

• False

Class II elastics side effects are:

• Mesial tipping of lower molars

• Proclination of lower incisors

• Extrude lower molars

• Extrude upper incisors

Crossbite and scissorbite are similar malocclusions

• True

• False