How exactly would postrigmin influence the emg

What is EMG (electromyogram) measuring and how might it correlate to muscle force? Describe the physiological reasons that an EMG would sound like a revving engine? and why would prostigmin intensify the sound? and how exactly would postrigmin influence the EMG and force output of the muscle?

"Our Prices Start at $11.99. As Our First Client, Use Coupon Code GET15 to claim 15% Discount This Month!!":

Get started