forearm Flashcards
what muscle is a paradoxical muscle that has its origin and innervation like all extensor muscles but acts to flex the forearm at the elbow
Brachioradialis
what are the muscles in the anterior forearm compartment?
Flexor carpi ulnaris
flexor carpi radialis
pronator teres
palmaris longus
flexor digitorium superficialis(intermediate compartment)
Deep compartment
flexor digitorum profundus
flexor pollicisl ongus
pronator quadratus
what is the main extensor of the fingers
extensor digitorium
what muscle is most visible when the forearm is half pronated and flexing at the elbow against resistance
brachioradialis
what is the action of the brachioradialis
flexes at the elbow
ECRL originates from lateral epicondyle while ECRB originates from supracondylar ridge. T/F
False. its swapped
Action of ECRL and ECRB
extends and abducts the wrist
Action of Extensor digitorium
extends medial four fingers at the MCP and IP joints
extensor digiti minimi
extends the little finger
Extensor carpi ulnaris
extension and adduction of wrist
which muscle is situated medially and suoeriorly in the extensor compartment of the forearm
anconeus
blood supply of the upper limb starts as what artery?
subc;avian artery in the shoulder
