synapse By Ivan Suarez Robles 15 Nov, 2010 The narrow gap between the end of one neuron and the beginning of another where neurotransmitters are passed. Very important for communication between neurons, as it allows signals to be passed from one neuron to the next.Related Articles: Prion-like Behavior in the Huntingtin ProteinCholesterol and Huntington's DiseaseStress and Huntington's DiseaseTetrabenazineSSRIs