MedMigrant

Question 230 · LDEK · Clinical examination

Choose correct statements regarding the profile facial features examination:

1) patient’s head should be positioned in such a way that the Camper plane should be parallel to the surface, and midline sagittal perpendicular to the surface;
2) 3 types of correct profiles, described by Izard, are distinguished;
3) Ricketts’ esthetic line connects pronasale and gnathion;
4) in a 6-year-old child, biometric field is contained between the Simon’s orbital plane and Dreyfus’ orbital plane;
5) in a 5-year-old child, biometric field is contained between the Simon’s orbital plane and Kantorowicz-Izard’s frontal plane.
The correct answer is:
  1. A. 2,4.
  2. B. 2,3,4,5.
  3. C. 2,3,4,5.
  4. D. only 5.
  5. E. all of the above mentioned.
Hint

Recall which reference plane is set horizontal for profile analysis, which points define the E-line, and how the biometric field changes with age.

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.

Create a free account Log in

More questions on Orthodontics