neuromuscular system/nerves
nissl bodies
clustered ribosomes and rough ER
axon
conducting component
axon
conducts impulses away from the cell body
dendrite
cunducts local currents toward the soma
myelin sheath
formed by Schwann cells in the PNS
myelin sheath
increases the speed of impulse transmission
cell body
location of the nucleus
cell body
most are located and protected within the CNS
myelin sheath
patchy disappearance in MS
dendrite
receptive organ
axon terminal
releases neurotransmitters
axon terminals
secretory components
dendrite
short tapered, diffusely branched extensions from the cell body
cell body
site of biosynthetic actvities
axon terminals
small fibers branching out from an axon
axon hillock
specialized region of the axon, which connects the inital segment of the axon to the cell body
soma
the cell body of a neuron
axon
the process called a nerve fiber
axon hillock
trigger zone