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  1. However, even a partial recovery of hand function can positively impact independence. [1] This article discusses the key anatomical structures of the hand that enable functional movements, including the bony structures, articulations, ligaments, muscles, nerves and the vascular supply.

  2. 27 Σεπ 2024 · Prosection of the superficial muscles and tendons of the hand. The tendons of the flexor digitorum superficialis can be seen as they pass through the carpal tunnel to insert onto each digit.

  3. 7 Ιουν 2020 · The flexor pulley system of the hand is a complex structure that co-ordinates flexion of the digits. It consists of: Long flexor tendons – and their associated synovial sheaths. Annular pulleys – 5 associated with each finger, 2 associated with the thumb. Cruciate pulleys – 3 associated with each finger.

  4. 3 ημέρες πριν · The four lumbrical muscles, which get their names from their worm-like shapes, attach to the tendons the flexor digitorum profundus and the extensors of the phalanges to flex the base of the digits at the metacarpophalangeal joints while extending the fingers at the interphalangeal joints.

  5. Bony Anatomy. The hand and wrist have a total of 27 bones arranged to roll, spin and slide [5]; allowing the hand to explore and control the environment and objects. The carpus is formed from eight small bones collectively referred to as the carpal bones. The carpal bones are bound in two groups of four bones:

  6. 13 Νοε 2023 · The last three groups of hand muscles, that is the lumbricals, dorsal interossei, and palmar interossei, are situated in the deepest layer of the hand and are commonly taken together as one big group called the metacarpal muscles of the hand. They work in unison to help with the extension, flexion, abduction, and adduction of the phalanges.

  7. 12 Ιουν 2023 · Hand and wrist tendons. Tendons link your muscles to your bones. They’re like strong, flexible ropes. Your hand and wrist have two groups of tendons: Extensor tendons: Tendons that help you extend and straighten your fingers, hand and wrist. Flexor tendons: Tendons that help you flex and curl your fingers, hand and wrist. Hand and wrist ligaments

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