1) Minimum anchorage and how to get it 2) Moderate anchorage and how to get it 3) Maximum anchorage and how to get it 4) Absolute anchorage and how to get it
1) Difficulty in accurate bracket placement 2) Problem solving 2) Purpose of elimination of occlusal force in extraction case 3) Class II premolar extraction case
1) Retrusive guidance and mandibular adaptation 2) Retrusive control in extraction treatment 3) Class II premolar extraction case 4) Space closure for considering canine key
1) Normal UOP and normal POP: Characteristics 2) Extraction in Class I normal UOP and POP 3) Extraction in Class II normal UOP and POP 4) Extraction in Class III normal UOP and POP