Scalenes anterior and medial
O: transverse process of cervical vertebrae
I: anterolaterally ribs 1-2
A: flex neck
Levator scapulae
O: transverse process of c1-c4
I: medial border of scapula
A: flex neck laterally
Risorius
O: fascia of masseter
I: skin at angle of mouth
A: draws corners of lips laterally
Splenius capitis
O: spinous process c7-t6
I: transverse process c2-c4
A: extend head
Semispinalis
O: transverse process c7-t12
I: Occipital bone
A: extend head