Nervous System Review

cone-shaped elevation where the axon joins the cell

Restoration of a resting membrane potential after depolarization

Many-layered covering composed of lipids and protien

a tiny space filled with interstitial fluid

one of a variety of molecules within axon terminals that are released into the synaptic cleft

a reduction of voltage across a plasma membrane

gaps in the myelin sheath

a sequence of rapidly occurring events that decrease and reverse the membrane potential and then eventually restore it to the resting state

difference in the amount of electrical charge on the inside as compared to the outside of the plasma membrane

where two neurons or a neuron and an effector can communicate via neurotransmitter