Nerves origin and anatomical terms Flashcards
braid, network
plexus
root
radicle
clasp, connection
synapse
a collection of nerve fibers
nerve
cranial nerves
12 pairs
spinal nerves
31 pairs
carries the message away from the cell body
axon
the center that contains the nucleus
cell body
many processes that lead into the cell body
dendrite
responder of receptor
effector
protective covering of the axon
myelin sheath
a membrane that holds the myelin and keeps it on axon
neurolemma, neurilemma
the one that starts the message
receptor
come into the brain
afferent neurons
come away from the brain
efferent neurons
found in the chest; affects the arms
brachial plexus
found in the sacrum area; affects the legs
sacral plexus
goes down from the brain; front
ventral root
goes up the brain; back
dorsal root
space between nerve cells or between nerve and muscle
synapse
