Muscle Functions
Biceps
The biceps lift the forearm at the elbow, stabilize the shoulder joint, help to maintain posture, and supinate the forearm, which is when the palm of the hand is rotated upward.
Triceps
The biceps lift the forearm at the elbow, stabilize the shoulder joint, help to maintain posture, and supinate the forearm, which is when the palm of the hand is rotated upward.