Cranial spinal nerves- Ventral rami

Question 1

Cutaneous branches

Lesser Occipital nerve (C2)

function- sensory** & **postganglionic sympathetic [gray ramus] innervation of the skin overlying the _______ aspect of the head and upper neck

Answer 1

posterior-lateral

Question 2

Cutaneous branches

Great auricular nerve (C2,C3)

function- sensory** & **postganglionic sympathetic [gray rami communicans] innervation of the skin overlying the upper _____, lower parotid region and ear.

-external ear, parotid bed, angles of mandible

Answer 2

sternocleidomastoid

Question 3

cutaneous branches

Transverse Cervical nerve (C2, 3)

unction- sensory** & **postganglionic sympathetic [gray rami communicans] innervation of the skin overlying the *lower ______ and anterior neck.

-Anterior and lateral neck

Answer 3

sternocleidomastoid

Question 4

cutaneous branches

Supraclavicular nerves (C3, C4)

function- sensory** & **postganglionic sympathetic [gray rami communicans] innervation of the skin overlying the lower half of the ________ of the neck.

–anterior neck and upper thorax

Answer 4

**posterior triangle

Question 5

Sensory (non-cutaneous branches)

Proprioceptive branches to trapezius m.

function- sensory & postganglionic sympathetic [gray rami communicans] innervation of the ________ muscle

Answer 5

trapezius

Question 6

Sensory (non-cutaneous)

. Proprioceptive branches to the SCM m.

function- sensory & postganglionic sympathetic [gray rami communicans] innervation of the ______ muscle

Answer 6

sternocleidomastoid

Question 7

Muscular branches

Nerve to the geniohyoid muscle (C1)

function- sensory, postganglionic sympathetic [gray ramus] and motor (lmn) innervation of the _________ muscle

Answer 7

geniohyoid

Question 8

muscular branches

Nerve to the thyrohyoid muscle (C1)

function- sensory, postganglionic sympathetic [gray ramus] and motor (lmn) innervation of the _________ muscle

Answer 8

thyrohyoid

Question 9

Superior root of the ansa cervicalis (C1)

function- sensory, postganglionic sympathetic [gray ramus] and motor (lmn) innervation of the superior belly of the _________ muscle

Answer 9

omohyoid

Question 10

Inferior root of the ansa cervicalis (C2,3)

function- sensory, postganglionic sympathetic [gray rami communicans] and motor (lmn) innervation of the _________, _________ and inferior belly of the ______ muscles

Answer 10

sternohyoid, sternothyroid, omohyoid

Question 11

Phrenic nerve (C3-5)

function- sensory, postganglionic sympathetic [gray rami communicans] and motor (lmn) innervation of the _________ (other functions are listed under UNIT TWO)

Answer 11

diaphragm

Question 12

Miscellaneous muscular branches

function- sensory, postganglionic sympathetic [gray rami communicans] & motor (lmn) innervation of the longus capitis, longus coli, & _____, ______ & ________ scalene muscles

Answer 12

anterior, middle, posterior