Nervous

The flow of current by either stopping it from proceeding or letting it proceed.

stores a specific chemical messenger, a neurotransmitter, that has been synthesized and packaged by the presynaptic neuron

sack that stores the neuro transmitters.

Receives the stimulus or current.

releases chemical or hormones by axon to produce a specific response.

• Excitatory=continues impulse to create a desired result
• Inhibitory=stops impulses or actions

• Not a part of nerve cell
• wraps around the axon

wraps around axon to form peripheral myelin