The terminal button, also known as the synaptic knob, is a small bulge at the end of an axon that stores and releases neurotransmitters. It forms junctions with other neurons, allowing for communication between them.
Related terms
Synapse: The tiny gap between two neurons where communication occurs through chemical signaling.
Neurotransmitters: Specialized chemicals released by terminal buttons that transmit signals across synapses.
Reuptake: The process by which neurotransmitters are reabsorbed into the presynaptic neuron after transmission.