FINGER-SPECIFIC FLEXOR RECRUITMENT IN HUMANS - DEPICTION BY EXERCISE-ENHANCED MRI

被引:57
作者
FLECKENSTEIN, JL
WATUMULL, D
BERTOCCI, LA
PARKEY, RW
PESHOCK, RM
机构
[1] UNIV TEXAS,DEPT INTERNAL MED,DALLAS,TX 75235
[2] UNIV TEXAS,DEPT SURG,DALLAS,TX 75235
[3] UNIV TEXAS,DIV PLAST SURG,DALLAS,TX 75235
关键词
SKELETAL MUSCLE; ANATOMY; HAND; FOREARM;
D O I
10.1152/jappl.1992.72.5.1974
中图分类号
Q4 [生理学];
学科分类号
071003 ;
摘要
To evaluate the spatial distribution of human forearm musculature stressed by finger-specific exercise, magnetic resonance imaging was performed in conjunction with exercise protocols designed to separately stress the flexor digitorum superficialis and flexor digitorum profundus. These muscles were shown to consist of subvolumes selectively recruited by flexion of the individual fingers. Knowledge of the finger-specific regions of muscle recruitment during finger flexion could improve sampling accuracy in electromyography, biopsy, magnetic resonance spectroscopy, and invasive vascular sampling studies of hand exercise.
引用
收藏
页码:1974 / 1977
页数:4
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