| A | B |
nerve cell,  | neuron |
small space between neurons,  | synapse |
| dendrite | receive impulse and carry it to cell body |
| axon | carries impulse away from neuron |
main organ of the nervous system,  | brain |
| stimulus | signal received by nervous system (either inside or outside of the body) |
| response | reaction made by the body to a stimulus |
| impulse | messages that travel throughout the nervous system |
| cell body | soma; largest part of a neuron |
| nerve | group of neurons bundled together |