Golden Questions Exam 2 Flashcards
If Class II elastics are being utilized in a Class II extraction case, what happens to the maxillary incisors?
They are elongated and protracted.
They are elongated and retracted.
They are intruded and maintained.
They are intruded and retracted.
Elongated and retracted
What is the typical object-to-receptor distance for cephalometric projections?
5-10 cm
10-15 cm
15-20 cm
20-25 cm
10-15 cm
Which projection will help evaluate the anteroposterior (AP) relationships between the maxilla, mandible, and cranial base?
Lateral Cephalometric Projection
PA Cephalometric Projection
Submentovertex (Base) Projection
Waters Projection
Lateral Cephalometric Projection
What diagram developed in the 1960s and updated more recently, presents the patient’s disproportions as the distortion of a grid?
Bolton template
Burlington template
Enlow template
Moorres mesh
Moores Mesh
Upon Sassouni analysis of your patient, it is found that the horizontal planes remain nearly parallel and converge far behind the face. What can be deduced about bite tendency?
End to end bite
Normal bite
Skeletal deep bite
Skeletal open bite
Skeletal Deep BIte
In Steiner analysis, you use A-point and B-point to acquire SNA and SNB angles. These angles relate points A and B to which anatomic structure?
Cranial base
Glenoid fossa
Mandible
Pogonion
Cranial Base
What is the radiopaque marker which is placed on the rod extending into the external auditory meatus, as part of the cephalometric head positioning device, called?
Anatomic porion
Machine porion
Radiogprahic porion
Reference porion
Macine Porion
Which of the following best describes what you must confirm to know if a patient who presents with posterior crossbite has a skeletal problem?
Confirming irregular occlusion
Evaluating the cast which shows adequate palatal space
Evaluating the cast which shows inadequate palatal space
Confirming anterior crossbite
Evaluating the cast which shows inadequate palatal space
How would you classify malocclusion that is Class II on the right side, but Class I on the left side?
Class II with crossbite
Class II subdivision right
Class I subdivision left
Right class II molar occlusion
Class II Subdivision Right
What is the most frequent adjunct to orthodontics that aids facial appearance by adding volume to the lower face?
Blepharoplasty
Genioplasty
Otoplasty
Rhinoplasty
Genioplasty
Your 12-year-old male patient presents with a class III skeletal relationship and complains about his facial appearance. In order to correct the patient’s macro-esthetic complaints, what general treatment approach would be most optimal?
Extraction of #5 and #12
Growth modification
Orthodontic camouflage
Orthognathic surgery
Growth Modification
Which of the following best describes relative intrusion of the mandibular incisors?
Extruding the posterior teeth with no stabilization of incisors
Moving the root and apices of the tooth closer to the border of the nose
Preventing eruption of posterior teeth while retruding incisors
Preventing eruption of the incisors while posterior teeth erupt
Preventing eruption of the incisors while posterior teeth erupt
In the absence of growth, in terms of correcting a skeletal Class II problem, which of the following best describes the two possibilities?
Camouflage and differential forward growth
Camouflage and surgery
Surgery and differential forward growth
Temporary anchorage devices and differential forward growth
Camouflage and surgery
Which of the following patients would be the best candidate for reverse-pull headgear?
6-year old female
11-year old male
12-year old female
15-year old female
6 year old female
At what age is there adequate bone density of the zygomatic arch in order to retain bone screws?
8 years
11 years
13 years
15 years
11 years
