Orthodontics Assistant Practice Exam - Questions With
Verified Solutions
Describe the environment of an orthodontic practice. Right Ans - open bay
concept
List 3 types of malocclusion Right Ans –
Class 1 malocclusion
The most common type, where the upper teeth slightly overlap the lower
teeth
Class 2 malocclusion
Also known as retrognathism or overbite, this occurs when the upper teeth
overlap the lower teeth too much
Class 3 malocclusion
Also known as prognathism or underbite, this occurs when the lower teeth
overlap the upper teeth
Discuss corrective orho and what type of treatment is involved Right Ans -
movement of teeth and correction of malocclusion and malformations
List the types of diagnostic records used to assess orthodontic problems
Right Ans - photographs
radiographs
diagnostic models
Describe the components of a fixed appliance Right Ans - lingual braces
lingual arch wire
palatal separating appliance
space maintainer
Describe the function and use of headgear Right Ans - orthopedic device
controls growth and tooth movement
Arch wire Right Ans -
What are preventive orthodontics? Right Ans - prevent OR eliminate
irregularities and malposition's in developing dentofacial region
, What are interceptive orthodontics? Right Ans - intercede or correct
problems as they develop
Orthognatic facial profile Right Ans - straight, harmonious relationship of
forehead, nose lips and chin
Retrognathic facial profile Right Ans - convex
max is prominent
mand is small and retruded
Prognathic facial profile Right Ans - concave
mand is prominent
max is small
What do brackets do? Right Ans - initiate tooth movement
What does the arch wire do? Right Ans - causes teeth to move
What are retainers used for? Right Ans - retain tooth position
minor tooth movement
What is a lingual retainer? Right Ans - fixed lingual wire bonded canine to
canine
What is the role of the DA in specialty ortho practice? Right Ans -
radiographs
prepare TX area
-order ortho supplies
- take alginate impressions
- pouring and trimming models
- oral self care instructions and diet counseling
- fluoride treatments
Orthodontics is the dental specialty that deals with Right Ans - the growth
and development of the jaws and face
The condition in which the mandible is located ahead of the maxilla is called
Right Ans - prognathism
Verified Solutions
Describe the environment of an orthodontic practice. Right Ans - open bay
concept
List 3 types of malocclusion Right Ans –
Class 1 malocclusion
The most common type, where the upper teeth slightly overlap the lower
teeth
Class 2 malocclusion
Also known as retrognathism or overbite, this occurs when the upper teeth
overlap the lower teeth too much
Class 3 malocclusion
Also known as prognathism or underbite, this occurs when the lower teeth
overlap the upper teeth
Discuss corrective orho and what type of treatment is involved Right Ans -
movement of teeth and correction of malocclusion and malformations
List the types of diagnostic records used to assess orthodontic problems
Right Ans - photographs
radiographs
diagnostic models
Describe the components of a fixed appliance Right Ans - lingual braces
lingual arch wire
palatal separating appliance
space maintainer
Describe the function and use of headgear Right Ans - orthopedic device
controls growth and tooth movement
Arch wire Right Ans -
What are preventive orthodontics? Right Ans - prevent OR eliminate
irregularities and malposition's in developing dentofacial region
, What are interceptive orthodontics? Right Ans - intercede or correct
problems as they develop
Orthognatic facial profile Right Ans - straight, harmonious relationship of
forehead, nose lips and chin
Retrognathic facial profile Right Ans - convex
max is prominent
mand is small and retruded
Prognathic facial profile Right Ans - concave
mand is prominent
max is small
What do brackets do? Right Ans - initiate tooth movement
What does the arch wire do? Right Ans - causes teeth to move
What are retainers used for? Right Ans - retain tooth position
minor tooth movement
What is a lingual retainer? Right Ans - fixed lingual wire bonded canine to
canine
What is the role of the DA in specialty ortho practice? Right Ans -
radiographs
prepare TX area
-order ortho supplies
- take alginate impressions
- pouring and trimming models
- oral self care instructions and diet counseling
- fluoride treatments
Orthodontics is the dental specialty that deals with Right Ans - the growth
and development of the jaws and face
The condition in which the mandible is located ahead of the maxilla is called
Right Ans - prognathism
