Relier Pairs The Nervous SystemVersion en ligne Match the terms about the nervous system with the correct definitions. par Edvard Acconci 1 Synapse 2 Action Potential 3 Parasympathetic Nervous System 4 Somatic Nervous System 5 Sympathetic Nervous System 6 Axon 7 Neurotransmitters 8 Axon Terminal 9 Neuron 10 Autonomic Nervous System 11 Myelin Sheath 12 Dendrite aka the "rest and digest" system Chemical messengers that enable the transfer of an electrical impulse across two neurons. The ends of an axon which creates synaptic connections with other neurons. The major nerve cell in the nervous system. aka the "fight or flight" system The junction between two neurons. The branch of the peripheral nervous system that unconsciously deals with regulating bodily functions. The part of a neuron that sends electrical impulses to other neurons. The part of a neuron in which an electrical impulse is received. The branch of the peripheral nervous system that deals with voluntary movements via the skeletal muscles. The part of a neuron that covers the axon in some places to speed up neural impulses. The process by which a neuron sends an electrical impulse to other neurons.