Temporalis
origin: temporal bone
insertion: mandible
action: elevates mandible
Orbicularis Oculi
origin: orbital
insertion: eyelid
action: closes eyelids
Masseter
origin: zygomatic
insertion: mandible
action: elevates mandible
Buccinator
origin: maxilla/mandible
insertion: mouth
action: closes mouth
Occipitalis
origin: occipital
insertion: galea aponeurosis
action: raises forehead/eyebrows
Orbicularis Oris
origin: maxilla/mandible
insertion: lips
action: puckers lips
Zygomaticus Major
origin: zygomatic
insertion: mouth
action: smile
Zygomaticus Minor
origin: zygomatic
insertion: upper lip
action: raises upper lip
Nasalis
origin: maxilla
insertion: nose
action: opens/closes nostrils
Frontalis
origin: frontal
insertion: galea aponeurotica
action: raises forehead/eyebrows
galea aponeurotica
origin: occipital
insertion: frontal
action: moves scalp
Sternocleidomastoid
origin: clavicle
insertion: mastoid process
action: flexes/rotates neck
Sternohyoid
origin: sternum
insertion: hyoid bone (throat)
action: depresses hyoid/larynx
levator scapulae
origin: C1-C4
insertion: scapula
action: raises the scapula
Platysma
origin: skin of lower neck/upper chest
insertion: mandible
action: wrinkles skin of face/mouth
Diagastric
origin: mastoid process
insertion: hyoid bone
action: elevates hyoid bone