Innervation of Neck Muscles

Question 0

What Superficial Branch supplies innervation to the skin of anterior neck and deep to platysma?

Answer 0

The Transverse Cervical nerve

Question 1

The Ascending Superficial branches of the Cervical Plexus come off what two vertebrae?

Answer 1

C2,C3

Question 2

The Superficial Branches of the Cervical Plexus provide what type of innervation?

Answer 2

All Sensory

Question 3

What nerves are associated with the Ascending portion of the Superficial branches within the Cervical Plexus?

Answer 3

Lesser Occipital, Greater Auricular, Transverse Cervical

Question 4

Which nerve supplies innervation to the skin of neck, scalp and posterosuperior ear?

Answer 4

The Lesser Occipital n.

Question 5

What nerve is considered descending from the Superficial Branches of the Cervical Plexus?

Answer 5

Supraclavicular nerve

Question 6

What does the Transverse Cervical nerve innervate?

Answer 6

Skin of anterior neck, deep to platysma

Question 7

What nerve supplies innervation to skin over and around parotid gland, mastoid process, inferior ear and angle of mandible?

Answer 7

The Greater Auricular n.

Question 8

The Lesser Occipital is located where in association to the Greater Auricular n.

Answer 8

Posteriorly

Question 9

The descending superficial branches of the Cervical Plexus come from what vertebrae?

Answer 9

C3 and C4

Question 10

The Supraclavicular nerve provides innervation to what structure?

Answer 10

The skin of the neck inferior to Lesser Occipital n., Greater Auricular n., and Transverse Cervical n.

Question 11

Deep branches of the Cervical Plexus are what type of innervation?

Answer 11

All Motor

Question 12

What Vertebrae supplies innervation to the Geniohyoid

Answer 12

C1

Question 13

What vertebrae are associated with the Ansa Cervicalis?

Answer 13

C1, C2 and C3

Question 14

What three muscles receive innervation solely from C1

Answer 14

Superior belly of Omohyoid, Geniohyoid, Thyrohyoid

Question 15

The Deep branches are found mostly in what triangle of the neck?

Answer 15

Anterior Triangle

Question 16

The Sternothyroid receives innervation from what vertebrae?

Answer 16

C1, C2 and C3

Question 17

What vertebrae is associated with innervation of the Thyrohyoid?

Answer 17

C1

Question 18

When C1 sends innervation to the Geniohyoid and Thyrohyoid, it travels together on what Cranial Nerve?

Answer 18

The Hypoglossal n. (CN VII)

Question 19

The Inferior root of the Ansa Cervicalis receives innervation from what vertebrae?

Answer 19

C2 and C3

Question 20

The Superior Belly of the Omohyoid receives innervation from what vertebrae?

Answer 20

C1

Question 21

The Sternohyoid receives innervation from what vertebrae?

Answer 21

C1, C2 and C3

Question 22

The Longus Capitis is innervated from what vertebrae?

Answer 22

C1,C2,C3 and C4

Question 23

Vertebrae C2-C8 provide innervation to what muscle that is NOT associated with the Ansa Cervicalis?

Answer 23

Longus Coli

Question 24

C1 and C2 are the only two vertebrae that provide innervation to what two muscles that are not associated with the Ansa Cervicalis?

Answer 24

Rectus Capitis Lateralis and Rectus Capitis Anterior

Question 25

Phrenic nerve receives majority of innervation from what vertebrae?

Answer 25

C4

Question 26

Innervation to Phrenic Nerve comes from what three vertebrae collectively?

Answer 26

C3,C4 and C5

Question 27

The middle scalene receives a portion of its innervation from what portion of the CERVICAL PLEXUS?

Answer 27

C3 and C4

Question 28

Cervical Plexus roots receive __________ communicating branches, most are from the _____________ cervical ganglion.

Answer 28

Gray, Superior

Question 29

Cervical Plexus roots also receives communicating branches with what other cranial nerves?

Answer 29

CN X (vagus) and XI (Spinal Accessory)

Question 30

Where is the Sympathetic Chain located in the neck?

Answer 30

Located in the Anterior Triangle and root of neck

Question 31

Name the chain ganglia that arises from the sympathetic chain in the cervical region that comes from C1-C4

Answer 31

Superior Cervical Ganglion

Question 32

The Middle Cervical Ganglion is associated with what vertebrae?

Answer 32

C5 and C6

Question 33

C7 and C8 are associated with what cervical chain ganglia?

Answer 33

Inferior Cervical Ganglion

Question 34

Which is the smallest of the three cervical chain ganglia?

Answer 34

Middle Cervical Ganglion