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Nervous System
How the Nervous System works
11
Science
7th Grade
02/02/2011

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Term
Stimulus
Definition
A thing or event that brings out a specific function
Term
Response
Definition
Is what your body does as a reaction to your stimulus.
Term
Neurons
Definition
Is another word for a nerve cell.
Term
Nerve Impulse
Definition
Is a message that the neuron carries.
Term
Dendrites
Definition
Carries impulses to the neurons cell body.
Term
Axon
Definition
Carries impulses away from the cell body.
Term
Nerve
Definition
A bundle of nerve fibers.
Term
Sensory Neuron
Definition
Picks up stimuli from the internal or external environment.
Term
Interneuron
Definition
A neuron that carries nerve impulses from one neuron to another.
Term
Motor Neuron
Definition
Sends a impulse to a muscle or gland.
Term
Synapse
Definition
Transfers an impulse to another structure.
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