Question 27 · LDEK · Extraoral appliances
At which stage of the child's life is the treatment with a face mask the most beneficial?
- A. full primary dentition.
- B. early mixed dentition.
- C. late mixed dentition.
- D. late permanent dentition.
- E. after the growth spurt.
Hint
Maxillary protraction works best while the circummaxillary sutures are responsive and first molars and incisors offer anchorage.
The answer, the explanation and a note on every option are available once you log in. The account is free: topic tests, a mock exam, mistake review and statistics.
More questions on Orthodontics
- High rigidity, low elasticity and low wire-bracket friction are the features of:
- What is the minimal force per site recommended in the case of orthopedic movements using a Headgear appliance?
- What is the value of the intercanine distance at the age of over 11-13 years?
- According to Broadbent the growth of the face is:
- Which of the following features of the stainless steel wire and beta-titanium wire is common for both alloys?
- Which malocclusion cannot be treated using a lower acrylic inclined bite plane?