Ortho Final

Separators should be placed ideally for ___ week(s)

• 1

• 3

• 2

• 4

Maxillary primary 2ed molar erupts __

• 18 to 22 months

• 23 to 31 months

• 25 to 33 months

• 27 to 34 months

Cephalometric radiographs allows one to assess the soft tissue profile of the patient

• True

• False

Maxillary permanent 2ed molar erupts __

• 12 to 12 years

• 12 to 13 years

• 13 to 14 years

• 14 to 15 years

Mandibular permanent canine erupts __

• 9 to 10 years

• 10 to 11 years

• 11 to 12 years

• 12 to 13 years

Mandibular 2ed primary molar erupts __

• 20 to 22 months

• 23 to 31 months

• 28 to 30 months

• 30 to 33 months

Maxillary 2ed premolar erupts during __

• 6 to 8 years

• 8 to 10 years

• 10 to 12 years

• 12 to 14 years

Primary mandibular lateral erupts __

• 6 to 8 months

• 8 to 10 months

• 9 to 10 months

• 10 to 16 months

Primary maxillary central incisors erupt __

• 12 to 14 months

• 4 to 8 months

• 6 to 10 months

• 8 to 12 months

This is an example of ___

• Class I

• Class II div I

• Class II div 2

• Class 3