Muscles associated with movement of jaw
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Muscles associated with movement of jaw

Muscles Of Head And Neck

General Anatomy

Muscles associated with movement of jaw

Movement of JawMuscles involved
Depression of mandible or opening of mouth (MHCET-07)
  • Lateral pterygoid
  • Geniohyoid
  • Mylohyoid
  • Digastric
Elevation of jaw or closing of mouth
  • Masseter
  • Temporalis
  • Medial pterygoid
Protrusion
  • Lateral pterygoid
  • Medial pterygoid
Retraction
  • Posterior fibres of temporalis
  • Masseter
  • Geniohyoid
  • Digastric
Lateral movementsMedial and lateral pterygoids acting alternatively

[BDC H & N 4th ed 145/ 6th ed 156]

External Sources: WIKIPEDIA , musclesused.com

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