B1 - Sensitivity

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What do sense organs do?
Detect changes inside and outside the body.
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What do sense organs contain that allows them to detect a stimulus?
Receptor cells
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Give three examples of receptors
Any from : pain, heat, cold, light pressure (touch) and heavy pressure.
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Receptor cells create electrical..
impulses
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Where do these electrical impulses usually travel to?
The brain
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... is the name for the travelling of impulses
Neurotransmission
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What are the three types of neurones?
Sensory, relay, motor
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The sensory neurones carry impulses to the...
Central nervous system
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What does the CNS include?
The brain and spinal cord
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Other cards in this set

Card 2

Front

What do sense organs contain that allows them to detect a stimulus?

Back

Receptor cells

Card 3

Front

Give three examples of receptors

Back

Preview of the front of card 3

Card 4

Front

Receptor cells create electrical..

Back

Preview of the front of card 4

Card 5

Front

Where do these electrical impulses usually travel to?

Back

Preview of the front of card 5
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