spinalis
extension and lateral flexion of vertebral column
longissimus
extension and lateral flexion of vertebral column
iliocostalis
extension and lateral flexion of vertebral column
O: ilium
I: ribs
platysma
depresses corner of mouth
sternocleidomastoid
rotates and flexes head
O: sternum, clavicle
I: mastoid process
trapezius
elevation, depression, and adduction of scapula
O: thoracic vertebrae
I: scapula
semispinalis capitis
extend head
O: cervical vertebrae
I: occipital bone
splenius capitis
extend head
O: cervical vertebrae
I: mastoid process
levator scapulae
elevates scapula
O: cervical vertebrae
I: scapula
scalenes
lateral flexion of neck
O: cervical vertebrae
I: ribs 1-2
omohyoid
depresses hyoid bone
O: scapula
I: hyoid bone
sternohyoid
depresses hyoid bone
O: manubrium
I: hyoid bone
thyrohyoid
depresses hyoid bone
O: thyroid cartilage
I: hyoid bone
stylohyoid
elevates hyoid bone
O: styloid process
I: hyoid bone
digastric
depresses mandible
O: mastoid process
I: body of mandible
masseter
elevates mandible
O: zygomatic process
I: ramus of mandible
buccinator
compresses cheeks
temporalis
elevates mandible
O: temporal bone
I: coronoid process
orbicularis oris
closes mouth, puckers lips
frontalis
elevates eyebrows
O: frontal bone
occipitalis
retracts scalp
O: occipital bone
orbicularis oculi
closes eyelids
zygomaticus major
elevates corner of mouth
O: zygomatic bone