they transmit information through neurotransmitters. At a SYNAPSE (the very small space between the end of one neuron and the beginning of another), an impulse from the first (initiating) neuron...
Electromyography. Electromyography measures the electrical impulses of muscles at rest and during contraction.
electrical messages, called nerve impulses, may travel as fast as 150m per sec or as slow as 0.2m/s
phrenic nerve
Neurons