Biology A-Level
postsynaptic receptors
What postsynaptic receptors means in Biology A-Level, as defined for AQA.
Definition of postsynaptic receptors
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Reference: AQA
Specific receptor proteins on the postsynaptic membrane whose binding sites are complementary in shape to acetylcholine and which form part of sodium ion channels.
Topics that use postsynaptic receptors
- Synaptic transmission (A-level only) (AQA A-Level)
Related terms
- acetylcholinesterase inhibition
- agonists and antagonists
- excitatory only at the neuromuscular junction
- Inhibitory synapses and hyperpolarisation
- motor end plate
- shared transmission mechanism
- stating the direction of change
- summation not needed
Using postsynaptic receptors in the exam
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