Tagged: neuron

Neurotransmitter

Neurotransmitter

Although nerve impulses are electrical, the transmission of these impulses from one neuron (nerve cell) to another, or to a muscle cell, is achieved chemically rather than electrically. The chemical that transmits the message is a neurotransmitter. Scores of different chemicals...

neuron

Neuron

Neuron: A nerve cell. There are billions of neurons in the nervous system; they act in various combinations to do everything from writing a symphony to scratching a fleabite. The neurons are analogous to the wires in a complex electrical...