Brachial Plexus Flashcards
What muscle does the long thoracic nerve supply?
serrates anterior
What roots make up the brachial plexus?
C5, C6, C7, C8, T1
Which names nerves are in the brachial plexus?
musculocutaneous axillary median radial ulnar
Which nerve roots make up the musculocutaneous nerve?
C5,6,7
What does the musculocutaneous nerve supply?
muscles of anterior compartment of arm
skin of lateral arm
Which nerve risks injury in a surgical neck of humerus fracture?
axillary
What does the axillary nerve supply?
deltoid
teres minor
regimental badge patch
Which nerve can be affected in a supracondylar fracture?
median
Which nerve can be affected in a Colles fracture?
median
Which nerve can be affected in a lunate dislocation?
median
Which nerve is affected in carpal tunnel syndrome?
median
Which nerve is affected in a fracture of the shaft of the humerus?
radial
Which nerve is responsible for wrist drop?
radial
Which nerve can be affected in an anterior dislocation of the shoulder?
axillary
What does the median nerve supply?
front of 3.5 lateral fingers
thenar muscle
2 lateral lumbricles
anterior forearm
What does the radial nerve supply?
back of arm - muscles and sensory
back of 3.5 lateral fingers
What does the ulnar nerve supply?
medial 1.5 fingers, front and back
muscles of hand - except lateral lumbricles
flexor carpi ulnaris and flexor digitorum profundus
