thumb movement

The forearm is a vital structure within the upper limb, containing deep muscles that are essential for the precise movements of the wrists, hands, and fingers. This article explores the anatomy of the left forearm deep muscles as illustrated in a dorsal view, providing a detailed look at their origins, functions, and clinical significance. The accompanying image serves as a key resource for comprehending the deeper muscular layers that underpin hand dexterity and inform therapeutic strategies.