13 獵場看守人拇指(gamekeeper’s thumb)之病變,是因拇指的那裡斷裂?
(A)拇指掌骨腕骨關節的尺側側枝韌帶(ulnar collateral ligament)
(B)拇指掌骨腕骨關節的橈側側枝韌帶(radial collateral ligament)
(C)拇指內收肌(adductor pollicis)
(D)拇指外展短肌(abductor pollicis brevis)
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統計:
A(6), B(10), C(2), D(2), E(0) #1097062