Hand Muscle Anatomy at Anatomy

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Hand Muscle Anatomy. The red lines show where the tendons attach the muscles to the bones. It’s the combination of the exterior and deep muscles of the hand and forearm that allow the hand to perform such detailed tasks.

Muscles of the Hand AnatomyZone
Muscles of the Hand AnatomyZone from anatomyzone.com

Dorsal interossei and palmar interossei muscles The muscles of the hand are redivided into two groups: There are four dorsal and three palmar interossei muscles.

Muscles of the Hand AnatomyZone

The red lines show where the tendons attach the muscles to the bones. The intrinsic muscles located within the hand itself. Short muscles of the thumb abductor pollicis brevis: The extrinsic groups are the long flexors and extensors muscles.