Brachial Plexus Flashcards
What is the brachial plexus divided into?
Nerve roots Trunks Divisions Cords Terminal nerves
Which nerve roots make up the brachial plexus?
C5 C6 C7 C8 T1
What are the different trunks?
Superior trunk
Middle trunk
Inferior trunk
What nerve roots make up the superior trunk?
C5
C6
What nerve roots make up the middle trunk?
C7
What nerve roots make up the inferior trunk?
C8
T1
What happens in the division section?
Each trunk splits into an anterior and posterior division
What are the different cord?
Lateral
Posterior
Medial
Which divisions make up the lateral cord?
Superior anterior
Middle anterior
Which nerve roots make up the lateral cord?
C5
C6
C7
Which divisions make up the posterior cord?
Superior posterior
Middle posterior
Inferior posterior
Which nerve roots make up the posterior cord?
C5 C6 C7 C8 T1
Which divisions make up the medial cord?
Inferior anterior
Which nerve roots make up the medial cord?
C8
T1
What are the different terminal nerves?
Musculocutaneous nerve Axillary nerve Median nerve Radial nerve Ulnar nerve