Concept
Version 6
Created by Boundless
Forms of Signaling
Synapsis
The distance between the presynaptic cell and the postsynaptic cell—called the synaptic gap—is very small and allows for rapid diffusion of the neurotransmitter. Enzymes in the synapatic cleft degrade some types of neurotransmitters to terminate the signal.
Source
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"OpenStax College, Signaling Molecules and Cellular Receptors. October 16, 2013."
http://cnx.org/content/m44451/latest/Figure_09_01_02.jpg
OpenStax CNX
CC BY 3.0.