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Synapse in Biological Definition

Synapse

... which binds to receptors facing into the synapse from the post-synaptic cell. The pre-synaptic ... elaborate form of junction called an electrical synapse . Signalling across chemical synapses ... case of hyperpolarizing currents. Whether a synapse is excitatory or inhibitory depends on what ...

Dendrite

... In such dendrites the voltage change that results from stimulation at a synapse may extend both towards and away from the soma. In other dendrites, ... from many others, particularly those that input only weakly (more at synapse ). This integration is in aspects "temporal" -- involving the summation of ...

Selective serotonin reuptake inhibitor

... brain , information is passed between two neurons (nerve cells) via a synapse , a small gap between the cells. The neuron that sends the information ... effect on brain functions. Second, pure serotonin would turn on every synapse it reaches, whereas SSRIs only enhance a signal that is already present, ...

Diffusion

... Quorum sensing Respiration Reverse osmosis Second messenger Semipermeable membrane SI derived unit Sintering synapse Transport phenomena External links Some pictures that display diffusion and osmosis ...

Long-term potentiation

... 4446-51. References Deadwyler SA, Dunwiddie T, Lynch G. "A critical level of protein synthesis is required for long-term potentiation." synapse . 1987;1(1):90-5. PMID 3505366 Frey U, Morris RG. "Synaptic tagging and long-term potentiation." Nature . 1997 Feb 6;385(6616):533-6. PMID ...

Neuroscience

... top-down approach of psychology . The concern of neuroscience includes such diverse topics as the operation of neurotransmitters at the synapse ; the biological mechanisms that underlie learning (both declarative learning and motor learning ); how genes contribute to neural ...

Signal transduction

... membrane through which ions can pass. These ions will then relay the signal. An example for this mechanism is found in the receiving cell of a synapse . Signal transduction of transmembrane receptors on change of transmembrane potential An ion channel can also open when the receptor is ...
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