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An EMG acquires signals by the relaxing muscle fibers.(a) True(b) FalseThis question was addressed to me by my college director while I was bunking the class.My doubt is from Electromyography in portion Diagnostic Investigation in Neurology and Cardiology of Clinical Science |
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Answer» Right answer is (b) False The explanation is: When the muscles receive impulses, they work by contracting. Thus, we can say that contraction is an active process where energy is expanded while muscle straightening is a passive process where the muscle goes back to their original shape and structure. Thus, impulses are generated in the contraction process and thus are recorded by the electrodes. |
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