Astrocytes		create myelin in PNS
Epindymeial		produce CSF
oligodendrocytes		many dendrites, no axon; vision
Schwann Cells		send info, undergo action potentials
Microglia		create myelin in CNS
Local Potential		regulate composition of brain fluid
Saltatory Conduction		many dendrites, one axon
Afferent		produce traveling electrical signals
Efferent		has parasympathetic and sympathetic
Autonomic NS		ability to respond to changes in the body and external stimuli
excitable neuron		sensory from skin & organs to spinal cord
conducive neuron		Disturbance in brain that doesn't reach threshold
secretive neuron		receive info, undergo graded potentials
dendrites		one dendrite, one axon
axons		Action potentials jump from node to node
multipolar neuron		has somatic motor and autonomic
unipolar neuron		produce macrophages
bipolar neuron		has somatic sensory, visceral and special
anaxonic neuron		when electrical signal reaches end of nerve fiber, a chemical transmitter is secreted