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8 Cards in this Set
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what is a neurone |
a specialised to cell in the nervous system |
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table |
neurone funactions
sensory: sends impules from the receptors in the sense organs tothe CNS.
relay: they link sensory and motor nurones
motor: send impules from the CNS tomuscles and glands |
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Describe what happens in a reflex arc |
Automatic responses to a stimulus can bypass the CNS |
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The parts of a reflex arc |
A: Receptor (reacts to a stimulus) B: Sensory neurone: carries messages to the CNS C: Relay neurone: gaps between neurones are called synapses D: Motor neurone: Carries messages away from CNS to muscles and glands E: Effector (muscle/gland) |
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How does the nervous system transmit information in the body? |
Electrical signals/impulses |
