Torque in orthodontics refers to:

 # Torque in orthodontics refers to:

a. The change in mesiodistal inclination of teeth

b. The change in labiolingual inclination of teeth

c. The rotation of teeth

d. None of the above

The correct answer is B. The change in labiolingual inclination of teeth.

Torquing is considered as reverse tipping during which there is movement of root only without the movement of the crown. This type of tooth movement is usually used to correct the effects of uncontrolled tipping.