Describe the reflex arc in 5 steps, using a bee sting as your example.
1. Bee stings your finger, detected by pain receptors. 2. Impulses sent along sensory neurone to CNS. 3. Impulse reaches synapse between sensory and relay neurone, is transmitted across. 4. Impulse sent to Motor Neurone. 5. Effector causes flinch.
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