Biol129_C8 - The Skeleton Part 2 The Distal Antebrachium...

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1 The Skeleton, Part 2 • Distally, the radius becomes the dominant bone • Here the radius has an ulnar notch • Each has a styloid process • The radius has Articular facets to interface with the carpals • In the Anat.Pos. the radius is lateral The Distal Antebrachium
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2 The Wrist • Extreme flexibility • There are 8 carpal bones in two rows • Proximal row (L-M): – Scaphoid, Lunate, Triquetrum, Pisiform • Distal row (L-M): – Trapezium, Trapazoid, Capitate, Hamate Ligaments of the wrist •P a lm a r (An t )
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3 The Carpal tunnel • Carpal tunnel syndrome is an inflammation of the tissues in the wrist. • The physical “Carpal Tunnel” is formed by the transverse carpal ligament. • This ligament connects the hook of the hamate to the trapezium. • The tunnel formed by this ligament and the carpals is the tunnel. The Hand
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Biol129_C8 - The Skeleton Part 2 The Distal Antebrachium...

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