Cervical Plexus

Question 1

Name superficial branches

Answer 1

1. Lesser occipital
2. Great auricular
3. Transverse cervical
4. Supraclavicular

Question 2

Name deep branches

Answer 2

1. Ansa cervicalis sup root
2. Ansa cervicalis inf root
3. Phrenic
4. Segmental branches

Question 3

Lesser occipital origin/distribution

Answer 3

O: C2
D: Posteroinferior head, posterior to ear

Question 4

Great Auricular O/D

Answer 4

O: C2-C3
D: Ant/inf ear, over parotid gland

Question 5

Transverse cervical O/D

Answer 5

O: C2-C3
D: Ant neck

Question 6

Ansa cervicalis sup root O/D

Answer 6

O: C1
D: Infrahyoids

Question 7

Ansa cervicalis inf root O/D

Answer 7

O: C2-C3
D: Infrahyoid

Question 8

Segmental branches O/D

Answer 8

O:C1-C5
D: Prevertebral, levator scap, middle scalenes

Question 9

Phrenic O/D

Answer 9

O:C3-C5
D: Diaphragm

Question 10

Supraclavicular O/D

Answer 10

O: C3-C4
D: Superior chest to shoulders