Posterior Neck Muscles

Question 1

Splenius capitis

Answer 1

Origin:
Ligamentum nuchae, Spinous process of C7-T3

Insertion:
Mastoid process of temporal bone, Occipital bone

Function:
Extend, rotate & laterally flex head

Question 2

Splenius cervicis

Answer 2

Origin:
Spinous processes of T3-T6

Insertion:
Transverse processes of C1-C3

Function:
Extend & laterally flex neck

Question 3

Origin:
Ligamentum nuchae, Spinous process of C7-T3

Insertion:
Mastoid process of temporal bone, Occipital bone

Function:
Extend, rotate & laterally flex head

Answer 3

Splenius capitis

Question 4

Origin:
Spinous processes of T3-T6

Insertion:
Transverse processes of C1-C3

Function:
Extend & laterally flex neck

Answer 4

Splenius cervicis