Ключевые слова: activity, anatomy, axon, background, biology, brain wave, cell, cells, diagram, digital, electrical, electrode, electrodes, electroencephalography, electromyography, equipment, frog, injury, laboratory, medical, medicine, membrane, molecular, motor, muscular, myelin, nerve, nerve fiber, nerve root, nervous, neurology, neuromuscular, neuron, neurons, neurotransmitter, nucleus, patient, pattern, physical, reflex testing, render, science, sensory, stimulation, system, technology, tendon, tens, therapy, treatment,