In order to take EMG, there exists a special electrode of 25μ diameter and 14 needles like pick up surfaces. What is this electrode used for?

In order to take EMG, there exists a special electrode of 25μ diameter and 14 needles like pick up surfaces. What is this electrode used for? Correct Answer Individual signals from individual muscle fibers

The needles of the electrode increase the surface area and allow for all the needles to pick up signals from every fiber of the muscle individually. This way, the signals from every muscle fiber can be analysed and it is easier to point out the damaged area more accurately.
Bissoy MCQ

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