Middle finger

The human hand consists of five separate digits,commonly referred to as fingers. The middlefinger is considered both a limb and a digit. It is located between theindex finger and ring finger. It is the central digit of the hand and knownanatomically as the digitus medius ortertius. In most people, the middle finger is the longest digit on bothhands. The middle finger is functionally equivalent to other digits and capableof a wide range of motions. An individual may extend his or her middle finger,move it in circular motions, or bend it, among other actions. The middle fingeris connected to the palm of the hand and attached to a bone in the palm knownas the metacarpal bone. The middle finger is composed of three bones calledphalanges and two muscle groups identified as extrinsic and intrinsic. Theextrinsic muscles allow the finger to flex or extend. The middle finger issusceptible to a number of injuries including fractures, dislocations, anddamage to tendons and ligaments. Treatments for middle finger injuries includeice packs to reduce swelling and splints to restrict its motion.

Written and medically reviewed by the Healthline Editorial Team
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In Depth: Middle finger

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