Orthodontics

Question 1

Name the instruments used for an orthodontic procedure.
A- Basic tray
B- Band plugger, ligature director, bite stick and bracket placement tweezers.
C- All of the above
D- 151, periodontal probe and fingers

Answer 1

B

Question 2

______ is used for wedging the teeth apart so that bands can be placed

a. Orthodontic bands
b. Wedges
c. Separators
d. Rings

Answer 2

C

Question 3

What two habits can affect the dentition:

a. Thumb sucking
b. Tongue thrusting
c. Nothing
d. Mouth breathing
e. A, B and D

Answer 3

E

Question 4

Class III malocclusion is also known as mesioclusion T/F

Answer 4

True

Question 5

______ occurs when arm or leg of the fetus is pressed against the mandible

a. Fetal Molding
b. Trauma
c. Morphing
d. Nothing

Answer 5

A

Question 6

What is Class 1 occlusion relationship

Answer 6

normal relationship with molars but anteriors will be out of alignment

Question 7

An Open bite is where there is to much overlap of the maxillary incisor’s T/F

Answer 7

F

Question 8

What is Class II occlusion relationship

Answer 8

It aligns abnormally distal to the maxilla (pushing the maxillary forward and over the mandibular arch)

Question 9

What tooth is mainly used to determine occlusion

Answer 9

the first molar

Question 10

What is Class III occlusion relationship

Answer 10

the mandible is in an abnormal mesial relationship to the maxilla. Maxillary will be behind the mandibular arch.