Wrist Anatomy

Aka: Wrist Anatomy, Wrist, Carpal Bone, Triangular Fibrocartilage Complex, TFCC

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II. Anatomy: Bones and Ligaments

  1. orthoAnteriorBoneForearm.jpg Also available as a Poster size image. See printing instructions and image restrictions.
  2. orthoPosteriorBoneForearm.jpg Also available as a Poster size image. See printing instructions and image restrictions.
  3. WristCarpalBones.gif
  4. orthoArmWristJointGrayBB334.gif Lewis (1918) Gray's Anatomy 20th ed (in public domain at Yahoo or BartleBy)
  5. orthoArmWristJointGrayBB335.gif Lewis (1918) Gray's Anatomy 20th ed (in public domain at Yahoo or BartleBy)
  6. orthoArmWristJointGrayBB336.gif Lewis (1918) Gray's Anatomy 20th ed (in public domain at Yahoo or BartleBy)

III. Anatomy: Muscles

  1. orthoArmWristXsGrayBB422.gif Lewis (1918) Gray's Anatomy 20th ed (in public domain at Yahoo or BartleBy)

IV. Anatomy: Bones

  1. Scaphoid Bone
  2. Lunate Bone
  3. Triquetral Bone
  4. Pisiform Bone
  5. Trapezium Bone
  6. Trapezoid Bone
  7. Capitate Bone
  8. Hamate Bone

V. Anatomy: Wrist Bones Mnemonic

  1. Proximal Row (Radial to ulnar wrist)
    1. Scaphoid or Carpal Navicular (Some)
      1. Links proximal to distal carpal row
    2. Lunate (Lovers)
    3. Triquetral (Try)
    4. Pisiform (Positions)
  2. Distal Row (Radial to ulnar wrist)
    1. Trapezium/Greater multangular (That)
    2. Trapezoid/Lesser multangular (They)
    3. Capitate (Can't)
    4. Hamate (Handle)

VI. Anatomy: Wrist structures

  1. Carpal Tunnel
    1. Bordered by transverse carpal ligament
    2. Components of Carpal Tunnel
      1. Finger flexors (9 tendons) course through tunnel
      2. Median Nerve
    3. Injured in Carpal Tunnel Syndrome
  2. Triangular Fibrocartilage Complex (TFCC)
    1. Articular disc
    2. Divides ulna from proximal carpal row
    3. Injured in Triangular Fibrocartilage Complex Injury

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