1. Extensor Carpi Radialis Longus 2nd and 3rd metacarpals
Write these down in your notes and study them. There will be a quiz over them on Friday.
Muscles of the Forearm
Origin
Insertion
Action
*Brachioradialis
Humerus
Radius
Supinates Paw
Extensor Carpi Radialis Longus
2nd and 3rd metacarpals
Extends and flexes wrist
Extensor Carpi Radialis Brevis
3rd metacarpal
Extends and abducts hand
Extensor Digitorum Communis
Phalanges of digits 2-5
Extends digits 2-5
Extensor Digitorum Lateralis
Phalanges of digits 3-5
Extends digits 3-5
Extensor Carpi Ulnaris
5th Metacarpal
Extends and rotates wrist
Flexor Carpi Ulnaris
Humerus and Ulna
Carpals
Flexes Wrist
Flexor Carpi Radialis
Ulna
Pisiform
Flexes wrist
Palmaris Longus
Palmar Aponeurosis
* Will be on the muscle identification portion of the test