03 - Reflex actions and reflex arcs
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Last updated 8:45 PM on 5/5/24
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7 Terms
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What are reflex actions
Responses to stimulus
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What are the features of reflex actions
Automatic, fast and protective
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Why are reflex actions automatic
Because it does not go through the brain
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Why are reflex actions fast
Because it only goes through 2 synapses
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What are examples of reflex actions
Withdrawal reflex, knee jerk reflex, blinking, pupil reflex
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What is a reflex arc?
The nerve pathway followed to bring about a reflex action
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Label the diagram
Synapse Spinal cord / coordinator Relay neuron Effector Stimuli Receptor Motor neurone Sensory neurone
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