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Musculoskeletal
Muscle actions - Head (PTA)
| Question | Answer |
|---|---|
| Depress | Lateral Pterygoid, Suprahyoid, Infrahyoid |
| Elevate | Temporalis, Masseter, Medial pterygoid |
| Protrusion | Masseter, Lateral pterygoid, Medial Pterygoid |
| Retrusion | Temporalis, Masseter, Digastric |
| Side to Side | Medial Pterygoid, Lateral Pterygoid, Masseter, Temporalis |