Anatomy Hand Muscles

Anatomy 101: Hand Muscles

Muscles-Hand-Lumbricals

There are both intrinsic and extrinsic muscles of the hand. The intrinsic muscles are in the hand itself, while the extrinsic muscles are in the forearm and control things such as your ability to grip an object. The intrinsic muscles include:

  • Interossei: Located between the bones of the hand
  • Hypothenar: Located in the palm
  • Lumbricals: Each of the four lumbrical muscles are associated with a finger.
  • Thenar: Located at the base of the thumb

Learn more about the hand muscles that allow you to perform daily activities with the anatomy tool at www.handcare.org.

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