64.肌肉收縮產生力量而對關節作正功,請問肌肉此時是作何種收縮?
(A)向心收縮(concentric contraction)
(B)離心收縮(eccentric contraction)
(C) 等長收縮(isometric contraction)
(D) 等張收縮(isotonic contraction)
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統計: A(48), B(2), C(0), D(2), E(0) #2979551
統計: A(48), B(2), C(0), D(2), E(0) #2979551