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Parts of a Neuron

Quiz by DrJoseph
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Last updated: November 25, 2022
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First submittedNovember 25, 2022
Times taken18
Average score66.7%
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Answer
the basic unit of the nervous system
neuron
the main part of a neuron containing the nucleus
cell body
a single process extending from the cell body of a neuron, taking impulses away from the cell body
axon
short fibers branching out from the axon or cell body of a neuron that receives impulses from other neurons.
dendrite
the fatty white substance forming an insulating sheath around many nerve fibers
myelin
Hint
Answer
a cell producing a nerve fiber's myelin sheath
Schwann cell
narrow gaps in the myelin sheath, between adjacent Schwann cells
Nodes of Ranvier
the junction between two neurons
synapse
a chemical released at nerve endings to transmit nerve impulses across synapses
neurotransmitter
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