Ortho Exam 1: Golde Questions

Question 1

1. Your patient presents with a mandibular first molar’s buccal groove distal to the maxillary first molar’s mesiobuccal cusp tip, overjet of 4 mm and overbite of 5 mm. Which of the following orthodontic diagnoses is incorrect?
   a. Patient exhibits anterior crossbite
   b. Patient exhibits class II malocclusion
   c. Patient exhibits deep bite
   d. Patient exhibits excessive overjet

Answer 1

A. Patient exhibits anterior crossbite

Question 2

2. During a new patient examination, you note a 9-year-old male patient has a 4 mm maxillary midline diastema. His guardian is concerned about future diastema treatment. How will you address the chief complaint and explain your findings to the guardian?
   a. The patient is unlikely to need future orthodontic treatment because the diastema will decrease as the permanent canines erupt.
   b. The patient will require future orthodontic treatment because a diastema of any kind is uncommon in children in the mixed dentition stage.
   c. The patient is likely to need future orthodontic treatment because the diastema will not spontaneously close due to the observed space.
   d. The patient will not require future orthodontic treatment because the spacing in this mixed dentition is ideal.

Answer 2

C The patient is likely to need future orthodontic treatment because the diastema will not spontaneously close due to the observed space.

Question 3

3. Which of these is not a cranial base synchondrosis?
   a. Epiphyseal
   b. Intersphenoid
   c. Spheno-occipital
   d. Spheno-ethmoidal

Answer 3

A. Epiphyseal

Question 4

4. Which homeobox gene is strongly expressed in alveolar process development, while playing a critical role in the establishment of body plan, pattern formation, and morphogenesis?
   a. Dix-1
   b. Dix-2
   c. Msx-1
   d. Msx-2

Answer 4

D. Msx-2

Question 5

5. Which of these is strongly related to the pattern of vertical facial development?
   a. Bone remodeling
   b. Condylar inclination
   c. Growth of maxilla
   d. Rotation of both jaws

Answer 5

D. Rotation of both jaws

Question 6

6. Which of these best explains those presenting with a short-face?
   a. backward rotation of the maxilla
   b. backward rotation of the mandible
   c. forward rotation of the mandible
   d. forward rotation of the maxilla

Answer 6

C. forward rotation of the mandible

Question 7

7. What systemic health condition requires especially careful monitoring because, if uncontrolled, periodontal breakdown might be accentuated by orthodontic forces?
   a. Depression
   b. Hypertension
   c. HIV/AIDS
   d. Type 2 diabetes mellitus

Answer 7

D. Type 2 Diabetes Mellitus

Question 8

8. Which of the following statements regarding orthodontic problems are true?
   a. They are almost always a result of a pathologic condition
   b. They are never a culmination of a developmental process
   c. They are always a result of trauma
   d. They are almost always a culmination of a developmental process

Answer 8

D. They are almost always a culmination of a developmental process

Question 9

9. What is an indicator of lip protrusion caused by over-closure?
   a. Labiomental fold angulation
   b. Protruding maxillary incisors
   c. Protruding mandibular incisors
   d. Throat form

Answer 9

Labiomental fold angulation

Question 10

10. Which of the following anthropometric measurements is typically the same in males and females?
    a. Nasal base width
    b. Nasofrontal angle
    c. Lower face height
    d. Zygomatic width

Answer 10

B. Nasofrontal Angle

Question 11

11. What would be a reasonable treatment goal for a patient presenting with excessively wide buccal corridors?
    a. Expand the maxillary arch
    b. Expand the mandibular arch
    c. Extract maxillary premolars
    d. Remove buccal adipose tissue

Answer 11

Expand Maxillary Arch

Question 12

12. Which of the following correctly orders the anterior teeth from brightest to darkest?
    a. Canines > Central incisors > Lateral Incisors
    b. Canines > lateral incisors > Central incisors
    c. Central incisors > lateral incisors > Canines
    d. Lateral incisors > Canines > Central Incisors

Answer 12

C. Central Incisors > Lateral Incisors> Caniines

Question 13

13. Which type of cephalometric analysis was developed at the University of Illinois after World War II, based on skeletal and facial proportions of a reference group of 25 untreated adolescent Caucasians?
    a. Downs
    b. Harvold
    c. Steiner
    d. Wits

Answer 13

A. Downs

Question 14

14. What cephalometric landmark is found at the lowest point on the anterior margin of the foramen magnum, at the base of the clivus?
    a. ANS (Anterior nasal spine)
    b. Ba (Basion)
    c. Gn (Gnathion)
    d. S (sella)

Answer 14

B. Ba (Basion)