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등속성 보강 트레이닝시 대퇴부 근력발현 및 최대 근려발휘각의 변화
장용우(Yong Woo Jang),권양기(Yang Ki Kwon),서충진(Chung Jin Seo),고영완(Young Wan Ko),이동욱(Dong Wok Lee),송문석(Mun Suk Song),이채산(Chae San Lee),이광호(Kwang Ho Lee) 한국사회체육학회 2001 한국사회체육학회지 Vol.16 No.-
The purpose of this study was to analyze for changes of thigh strength revelation and peak touqre angle during isokinetic exercise in each angle velocity. Subjects were classify to low velocity exercise(8) and medium velocity exercise(7). They were measured and evaluated to the strength and peak torque angle in each angle velocity by isokinetic exercise during 4 weeks through kin-corn The finding of this study were as follows: 1. Extension strength in each angle velocity show high in the low velocity to L·V·G and medium velocity to M·V·G, but significant increment of strength showed at low velocity 30˚/sec and 90˚/sec(p<.05). Also, flexsion strength showed high in the low velocity to L·V·G and medium velocity to M·V·G, but significant increment of strength showed at low velocity 60˚/sec and medium velocity 150˚/sec, 180˚/sec(p<.05). 2. Peak torque angle at extension showed a significant different at medium velocity 150˚/sec and 180˚/sec between two group in each angle velocity(p<.05). Peak torque angle during exercise duration in each group showed a significant high increment at low velocity 60˚/sec and medium velocity 150˚/sec, 180˚/sec(p<.05). Peak torque angle at extension showed a significant different at all test velocity with the exception of 30 ° /sec, 180 ° /sec between two group in each angle velocity(p<.05, p<.001). Peak torque angle during exercise duration in each group showed a significant high increment at all test velocity with the exception of 60˚/sec(p<.05, p<.01). Within the scope of this study, for the greatest to strength increment during short duration and all range of thigh muscle contraction make judgment be effective to training execution of medium velocity than low velocity.