The major cause of mentalis muscle hyperactivity is: A. Class II Division I consequence B. Tongue thrust The major cause is lip sucking or lip thrust which avoid the development of the anterior ridge

The major cause of mentalis muscle hyperactivity is:
A. Class II Division I consequence
B. Tongue thrust
The major cause is lip sucking or lip thrust which avoid the development of the anterior ridge
by

1 Answer

Answer :

A. Class II Division I consequence
by

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