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Neurons
N/A
16
Biology
Undergraduate 1
03/20/2011

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Term
Neuron are what?
Definition
Nerve Cells
Term
Neurons are specialized to what?
Definition
Transmit messages
Term
Irritability(ability to respond) and conductivity is the ability to do what?
Definition
to transmit to neurons muscles of glands
Term
Name the majors regions of a neuron
Definition
Dendrites,Cell body,Processes,Axon Hillock,Myelin sheath, Nodes of Ranvier,Axon terminals
Term
The cell body and nucleus are
Definition
The metabolic center of the cell
Term
What is contained in the cell body
Definition
Nissl substance and Neurofibrils
Term
Nissl Substances are similar and produce what
Definition
rough ER and produce neurotransmitters
Term
Neurobirils are similar to
Definition
Cytoskeleton
Term
What are processes are
Definition
fibers that extend from the cell body
Term
Name two types of processes
Definition
Dendrites and Axon
Term
Define Dendrites
Definition
Conduct impulses towards the cell body
Term
Define Axon
Definition
Conduct impulses away from the cell body
Term
Where does the action potential begin on a neuron?
Definition
Axon Hillock
Term
Myelin sheath ______ the cell
Definition
Insulates
Term
Where do the axons end
Definition
The axon terminals
Term
WHat do the axonal terminals conatin
Definition
Synaptic vesicles wit neurotransmitters
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