Muscles of facial expression and action.
Muscles of mastication.
- Frontalis - wrinkle forehead. (Frontalis & Occipitalis) together known as epicranis.
- Occipitalis - rises forehead.
- Orbicularis oculi - closes eye as in blinking.
- Orbicularis oris - closes mouth also called kissing muscle.
- Buccinator - sucking (trampeter muscle)
- Zygomaticus minor - elevates and retract the upper lips.
- Zygomaticus major - elevates and retract the corner of mouth.
- Levator labii superioris - elevates and puckers the upper lips.
- Platysma - depresses mandible.
- Nasalis - wrinkle nose.
- Depressor labii inferioris - depresses lower lips. (frown)
- Depressor anguli oris - pull down corner of mouth. (frowning)
- Risorius - pull corner of mouth laterally.
- Mentalis - moves lower lips forward.
Muscles of mastication.
- Masseter - closes jaws.
- Temporalis - closes jaws.