The nervous system

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central nervous system
made up of the brain, and the spinal cord where information is processed
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Impulse
an electrical signal carried along the neurons
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motor neuron
neuron that carries impulses from CNS to the effector
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neuron
basic cell of nervous system which carries electrical impulses around the body
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receptor
sensory cells that detect changes in the environment
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reflex arc
stimuli-receptor-sensory neuron-relay neuron-motor neuron-effector
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reflexes
an automatic response involving the nervous system that does not involve the brain
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sense organs
also known as receptors (eyes, ears, tongue)
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sensory neurons
neuron that carries impulses from the receptor the the CNS
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synapse
a gap between neurons where the transformation of information is a chemical
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stimuli
a change in the environment which is detected by receptor
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Card 2

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an electrical signal carried along the neurons

Back

Impulse

Card 3

Front

neuron that carries impulses from CNS to the effector

Back

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Card 4

Front

basic cell of nervous system which carries electrical impulses around the body

Back

Preview of the back of card 4

Card 5

Front

sensory cells that detect changes in the environment

Back

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