5/26 n/a for posterior cervicle tri Flashcards
1
Q
lesser occipital nerve
A
- ar of C2-C3 cervical plexus
- pass directly to skin
- skin of superior posteriorlateral neck
- scalp pos to ear
2
Q
greater auricular nerve
A
- ar of C2C3 cervical plexus
- ascends vertically across SCM posterior to EJV
- skin on mandible ans inf lobe
3
Q
suprascapular nerve
A
- arise from sup trunk of brachial plexus
- run across lateral cervical region
- supply supraspinatus and infraspinatus
- send articular branch to sj
4
Q
transverse cervical nerve
A
- ar C2C3 cervical nerve
- around SCM, deep to EJV and platysma
5
Q
suprasclavicular nerve
A
- ar C3C4 cervical plexus
- emerge as trunk under SCM and cross clavicle
- supply skin of neck and skin over shoulder
6
Q
dorsal scapular nerve
A
- ar C5 brachial plexus
- supply levator scapula and rhomboids
7
Q
phrenic nerves
A
- C345
- forms ant scalene muscle
- lie anterior to subclavian arteries and posterior to subclavian vein
8
Q
external jugular vein
A
- near angle of mandible by union with retromandubular vein with pos auricular vein
- cross SCM, deep to platysma, pierce investing layer
- descend to inf and terminates in subclavian vein
9
Q
transverse cervical artery
A
- run superficially and laterally across phrenic nerve and anterior scalene
- superior to clavicle
- cross brachial plexus
- passing deep to traps
10
Q
suprascapular artery
A
- from TCA
- pass inferolaterally across anterior scalene and phrenic nerve
- cross subclavian artery and cord of brachial plexus
- pass posterior to clavicle
- supply muscles on posterior scapula