Upper Limb Flashcards
Which nerve supplies the deltoid?
Axillary
Name the muscles in the anterior compartment of the arm
Biceps, bracialis, coracobrachialis
What is the action of the anterior compartment of the arm?
Flex elbow and shoulder
Which nerve supplies the anterior compartment of the arm?
Musculocutaneous
Name the muscles of the posterior compartment of the arm
Triceps brachii
What is the action of the posterior compartment of the arm?
Extensor of shoulder and elbow
Which nerve supplies the posterior compartment of the arm ?
Radial
What nerve is at risk with a mid-shaft fracture of the humerus?
Radial
Which nerve roots make up the brachial plexus
C5-T1
Which nerves make up the sup trunk
C5 C6
Which nerves make up the mid trunk
C7
Which nerves make up the inf trunk
C8 T1
Which nerves make up the lateral cord
C5-C7 anterior divs of sup and mid trunk
Which nerves make up the post cord
C5-T1 post divs of all trunks
Which nerves make up the medial cord
C8 T1 ant of inf trunk
which nerve roots make up musculocutaneous nerve
C5-C7
what does musculocutaneous supply
anterior compartment of arm
which nerve does musculocutaneous give off
lateral cutaneous nerve of forearm
which nerve roots make up axillary
C5 C6
What does axillary innervate
teres minor and deltoid
what are the nerve roots of median nerve
c5-t1
what does the median nerve supply
thenar eminence
flexor muscles in forearm
lumbricals
what are the nerve roots of the radial nerve
c5-t1
what does radial nerve innervate
triceps brachii
extensors in post forearm
which nerve roots make up the ulnar nerve
c8-t1
what does the ulnar nerve innervate
flexor carpi ulnaris and medial half of flexor digitorum profundus
