Phalanx bone of the hand

Definition

The phalanx bones of the hand are small long bones forming the skeleton of the fingers and thumb, comprising three bones (proximal, middle, and distal phalanges) in each finger and two in the thumb. These bones support digital movement and dexterity.

Related terms

Metacarpals: The five long bones in the palm of the hand that connect the wrist to the phalanges.

Proximal Phalanges: The first set of phalanx bones directly connected to the metacarpals; one in each finger and thumb.

Distal Phalanges: The tip section of phalanx bones in each finger and thumb, enabling fine motor skills through their unique range of motion