ortho

Question 1

Which teeth are most common to be congenitally missing (excluding 8s)?

Answer 1

Lower Second Premolars (5s)

Question 2

What is the last facial bone to complete growing?

Answer 2

Mandible

Question 3

Which cephalometric angle is representative of the AP patients skeletal pattern?

Answer 3

ANB

Question 4

What is the Eastman correction in a pt whose SNA = 85º, ANB = 4º and SN-MP = 12º?

Answer 4

4º

Question 5

What is the most common aetiology of retroinclined upper incisors in a Class 2 Div 2 malocclusion?

Answer 5

High Lower Lip Line

Question 6

What is the most likely cause of palatally erupting upper 5s?

Answer 6

Space Loss

Question 7

What is the normal developing molar relationship in the mixed dentition?

Answer 7

1/2 class 2

Question 8

What is the most likely cause of a midline diastema in a child aged 8?

Answer 8

Normal dental development.

Question 9

What is the most likely reason for interceptive orthodontic treatment for a child with an anterior crossbite with a premature contact and mandibular displacement?

Answer 9

Potential gingival recession of the lower incisor associated with premature contact.

Question 10

In which circumstances would an adult qualify for NHS ortho treatment in a specialist practice?

Answer 10

They will have been referred as a child and are still on the waiting list at 18 with an IOTN 4D.