Forearm muscles are responsible for the extension and movement of your wrists and fingers. Skip to main content . ... The flexor carpi radialis helps move your arm away from your body.

Arm muscle anatomy refers to the location and function of the muscles of the arms. These muscles attach to the shoulder blade, upper arm bone (humerus), forearm bones (radius and ulna), wrist ...

The forearm contains 20 muscles that help you move your wrists, elbows, and hands, according to StatPearls. They’re divided into two compartments—the anterior flexor compartment and the ...

Flexor carpi radialis: This muscle flexes and abducts the hand and wrist. It attaches to the second metacarpal. Metacarpals are the five bones in the palm of the hand.

The extensor carpi radialis longus (ECRL) is a muscle in your forearm that works in conjunction with the other muscles and tendons in your arm to help move your wrist and hand.

The Flexor Tendons There are a total of nine muscles located in the palm side of the forearm. Some play a role in flexing the wrist or fingers, while others rotate (pronate or supinate) the forearm.