69. 擒拿術(technique of arrest) 強迫對手屈腕後,致使屈指關節力量不足,器械下落,此時是應用了關節肌肉的什麼性質? (A)肌肉 Hill's 功能性模式 (Hill's Functional Model) (B)屈腕肌 (Flexor carpi) 的被動不足 (passive insufficiency) (C)屈腕肌 (Flexor carpi) 的主動不足 (active insufficiency) (D)肌肉長度-張力關係 (length-tension relationship)