During synaptic transmission, chemical messengers can have different effects on the postsynaptic membrane.
Explain how the processes of excitation and inhibition differ in terms of their effect on the electrical charge of the postsynaptic neuron and the likelihood of an action potential being triggered.
21 exam-style questions on AQA A Level Psychology Neurons and synaptic transmission. Each one has a worked solution and a mark scheme showing where the marks go.