Violation
Dentist calls the orthodontic patient every 15 days and changes his elastic ligatures as they become less effective because of:
Stress relaxation
Lowered Modulus of Elasticity
Decreased Proportional limit
Fatigue
Dentist calls the orthodontic patient every 15 days and changes his elastic ligatures as they become less effective because of:
Stress relaxation
Lowered Modulus of Elasticity
Decreased Proportional limit
Fatigue