This article is about synapses of the nervous system. For other uses, see Synapse (disambiguation). Structure of a typical chemical synapse Postsynaptic density Voltage- gated Ca++ channel Synaptic vesicle Neurotransmitter transporter Receptor Neurotransmitter Axon terminal Synaptic cleft Dendrite In the nervous system, a synapse[1] is a structure that permits a neuron (or nerve cell) to pass an electrical or chemical signal toContinue reading “Early synapse loss to Alzheimer’s disease”