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  • Complete Guide to Hand Anatomy: Parts, Names Diagram
    Each finger and toe has three phalanges: proximal (closest to the hand or foot), middle, and distal (farthest from the hand or foot) However, the thumb and big toe are unique—they only have two phalanges, missing the middle one
  • Joints of the Thumb – Language of Hand and Arm Surgery Series
    In this article, I’ll quickly show you how to identify the joints in your thumb In this series of articles, I’ll go through some of these terms along with some helpful diagrams and shed some light on the common language of hand and arm surgery The three joints are as follows:
  • Thumb - Structure, Function, Anatomy, Diagram, Significance
    The thumb, also known as the pollex, is a uniquely structured digit of the hand Its anatomy is distinct from the other fingers, allowing for specialized movements such as opposition
  • Anatomy of the Hand, Wrist, and Forearm - Hand Education
    The thumb is essential for opposition — the ability to touch the thumb to the fingertips — which gives us precise grip and fine motor control The thumb’s power comes from larger muscles in the forearm (like the flexor and extensor pollicis tendons) and the smaller thenar muscles at its base
  • Muscles of the thumb - Wikipedia
    The muscles of the thumb are nine skeletal muscles located in the hand and forearm The muscles allow for flexion, extension, adduction, abduction and opposition of the thumb
  • Thumb | Muscles, Movement, Joints | Britannica
    thumb, short, thick first digit of the human hand and of the lower-primate hand and foot It differs from other digits in having only two phalanges (tubular bones of the fingers and toes) The thumb also differs in having much freedom of movement and being opposable to tips of other digits
  • Thumb - e-Anatomy - IMAIOS
    The thumb is the first digit of the hand The skeleton of the thumb consists of the first metacarpal bone which articulates proximally with the carpus at the carpometacarpal joint and distally with the proximal phalanx at the metacarpophalangeal joint
  • Anatomy of the Hand Wrist: Bones, Muscles Ligaments
    Phalanges: The individual bones that make up the segments of your fingers and thumb Sesamoids: Small bones embedded in your tendons that help them move smoothly





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