自主活化程度評估與其影響因素之探討

10.6223/qcpe.2004.200612.1605

黃奕銘；詹智能；湯文慈

超弦電刺激 ； 中樞驅動 ； 自主活化

中華體育季刊

20卷4期（2006 / 12 / 01）

27 - 31

繁體中文

自主活化(voluntary activation)程度的獲得可以得知中樞神經驅動肌肉收縮的能力。一般而言，自主活化高表示中樞驅動的程度高，在用力狀態下被電刺激誘發出的剩餘力量則小；反之，中樞驅動程度低時，被誘發出的力量則大。自主活化的評估是利用超弦電刺激進行誘發，利用所謂的電刺激誘發技術(Twitch Interpolated Technique，I.T.T.)來進行檢測，以到出人體所保留的力量程度。自主活化程度可能受到許多重要因素影響，包含訓練、傷害與肌肉疲勞等，本篇文章即針對自主活化程度的測試技術及其影響的因素做一整理，以提供未來相關研究參考。

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