A cell that carries messages through the nervous system is called a?

Neuron

Cell Body Largest part of a typical neuron, contains the nucleus and much of the cytoplasm
Dendrite extension of the cell body of a neuron that carries impulses from the environment or from other neurons toward the cell body
Axon Long fiber that carries impulses away from the cell body of a neuron
Myelin Sheath Insulating membrane surrounding the axon on some neurons