Temporalis
Closes Jaw
Masseter
Prime mover of jaw closure
Digastric
open mouth and depress mandible
stylohyoid
Elevates and retracts hyoid
Mylohyoid
Elevates hyoid bone and floor of mouth
Geniohyoid
Pulls hyoid bone superiorly and anteriorly
Omohyoid
Depresses and retracts hyoid bone
sternohyoid
Depresses larynx and hyoid bone if mandible is fixed
thyrohyoid
depresses hyoid bone or elevates larynx if hyoid is fixed
Sternothyroid
Depresses larynx and hyoid bone
Sternocleidomastoid
Flexes and laterally rotates the head
Temporalis
Closes Jaw
Masseter
Prime mover of jaw closure
Digastric
open mouth and depress mandible
stylohyoid
Elevates and retracts hyoid
Mylohyoid
Elevates hyoid bone and floor of mouth
Geniohyoid
Pulls hyoid bone superiorly and anteriorly
Omohyoid
Depresses and retracts hyoid bone
sternohyoid
Depresses larynx and hyoid bone if mandible is fixed
thyrohyoid
depresses hyoid bone or elevates larynx if hyoid is fixed
Sternothyroid
Depresses larynx and hyoid bone
Sternocleidomastoid
Flexes and laterally rotates the head