41.欲牽張緊縮的肱三頭肌(triceps brachii),應:
(A)先伸直肘關節,再過度伸直肩關節
(B)先屈曲肘關節,再屈曲肩關節
(C)先屈曲肩關節,再伸直肘關節
(D)先伸直肩關節,再屈曲肘關節

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統計: A(20), B(372), C(22), D(20), E(0) #850502