15.下列何者能伸展並外展手部 (extend and abduct hand)?
(A) 橈側伸腕短肌 (extensor carpi radialis brevis muscle)
(B) 肱橈肌 (brachioradialis muscle)
(C) 尺側伸腕肌 (extensor carpi ulnaris muscle)
(D) 外展拇長肌 (abductor pollicis longus muscle)
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統計: A(18), B(10), C(14), D(48), E(0) #3289220
統計: A(18), B(10), C(14), D(48), E(0) #3289220