Biophysics of the Generation of EMG Signals

作者: D. Farina , R. Merletti , D. F. Stegeman

DOI: 10.1002/0471678384.CH4

关键词:

摘要: This chapter describes the basic concepts of generation and detection EMG signals. Specific emphasis is devoted to muscle fiber action potentials at end plates, their propagation along sarcolemma, extinction tendons. The addresses topics crosstalk between nearby muscles selectivity recording systems. It discusses relationships force surface EMG. signal generated by electrical activity fibers active during a contraction. sources are depolarizing repolarizing zones fibers. features depend on number anatomical, physical, system parameters. Considering all factors related volume conductor that influence characteristics signal, reliable relation amplitude needs subject specific condition calibration.

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