Question 178 · LDEK · Etiology of malocclusion

Which of the following are parafunctions?

1) finger sucking;
2) pacifier sucking;
3) gnashing of teeth;
4) infantile type of swallowing;
5) constitutional breathing.
The correct answer is:
  1. A. 1,2,3.
  2. B. 1,2,4.
  3. C. 1,4,5.
  4. D. 2,4,5.
  5. E. 3,4,5.
Hint

Separate habits that serve no physiological purpose from disturbed natural functions such as swallowing and breathing.

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