| A | B |
| sensory neurons | carry impulses from the receptors toward the spinal cord and brain |
| motor neurons | carry impulses from one brain and spinal cord toward the effectors |
| interneurons | relay impulses from one neuron to another |
| nerves | a bundle of axons that are bound together by connective tissue |
| sensory nerve | a nerve containing the axons of sensory neurons only |
| motor nerve | a nerve containg the axons of motor neurons only |
| neutrotransmitter | Chemicals secreted by the terminal branches that aid in the transmission of an impulse across the synapse |
| anthony | creator of the game |
| regulation | the control and coordination of all life activites |
| cyton | known as the cell body it contains the nucleus of the neuron |