Q.

Extensor pollicis longus – which is INCORRECT?

A. origin = ulnar just distal to adductor pollicis longus
B. insertion = base of first distal phalanx
C. tendon hooks around Lister’s tubercle (radius)
D. forms radial boundary of snuffbox
E. nerve supply – posterior interosseous nerve (C7, 8)
Answer» D. forms radial boundary of snuffbox
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