Anatomy
·Upper Limb
Radius & Ulna
⭐ PREMIUM
The radius and ulna are the forearm bones. The radius carries the hand; the ulna is the stable hinge at the elbow.
ULNA (medial)
• Proximal: olecranon + coronoid process form the trochlear notch (grips the humeral trochlea — the main elbow hinge). Radial notch laterally.
• Distal: small head + styloid process. The ulna does NOT reach the wrist joint directly (separated by the articular disc).…
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