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    Biology A-Level

    Excitatory and inhibitory postsynaptic effects

    What Excitatory and inhibitory postsynaptic effects means in Biology A-Level, as defined for OCR.

    Definition of Excitatory and inhibitory postsynaptic effects

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    Reference: OCR

    Depolarisation of the postsynaptic membrane gives an excitatory effect (EPSP), while hyperpolarisation gives an inhibitory effect (IPSP).
    OCR · Neuronal communication (study guide)

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