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Life Science
Neuron Terms
7
Science
7th Grade
09/11/2008

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Term
Neuron diagram
Definition

[image]

Term
dendrite
Definition
brings the messages or impulses into the cell body
Term
axons
Definition
take the messages or impulses away from the cell body
Term
myelin sheath
Definition
a fatty layer that covers the axons and speeds up message impulses (thus the more often your brain uses that same neural pathway, the thicker and faster it becomes)
Term
two kinds of neurons
Definition
sensory and motor interneurons
Term
neurotransmitters
Definition
when an impluse reaches the axon terminal, neurotransmitters are released into the synapse.
Term
synapse
Definition
the space between the axon terminal and the receptor site
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