• Thumbnail for Excitatory synapse
    An excitatory synapse is a synapse in which an action potential in a presynaptic neuron increases the probability of an action potential occurring in...
    22 KB (2,547 words) - 13:04, 6 August 2024
  • Thumbnail for Excitatory postsynaptic potential
    ionotropic receptors). At excitatory synapses, the ion channel typically allows sodium into the cell, generating an excitatory postsynaptic current. This...
    9 KB (1,100 words) - 04:03, 7 February 2025
  • on excitatory and inhibitory synapses. In comparison, post synaptic SAMs are very diverse and are specific for excitatory or inhibitory synapses. The...
    55 KB (6,888 words) - 06:05, 9 June 2025
  • Thumbnail for Synapse
    chemical or electrical synapse that forms when the axon of one neuron synapses onto dendrites of the same neuron. Excitatory synapse: Enhances the probability...
    43 KB (4,932 words) - 16:03, 9 June 2025
  • In neuroscience, a silent synapse is an excitatory glutamatergic synapse whose postsynaptic membrane contains NMDA-type glutamate receptors but no AMPA-type...
    13 KB (1,613 words) - 03:06, 28 May 2025
  • Thumbnail for Chemical synapse
    and a prominent postsynaptic density. Asymmetric synapses are typically excitatory. Symmetric synapses in contrast have flattened or elongated vesicles...
    36 KB (4,277 words) - 17:00, 25 May 2025
  • Thumbnail for Neurotransmitter
    on a Type II synapse.[citation needed] The different locations of Type I and Type II synapses divide a neuron into two zones: an excitatory dendritic tree...
    100 KB (8,925 words) - 12:24, 1 June 2025
  • can be used to measure postsynaptic potentials at either excitatory or inhibitory synapses. In general, a postsynaptic potential is dependent on the...
    22 KB (2,705 words) - 04:12, 7 February 2025
  • Thumbnail for Autonomic nervous system
    arousal and orgasm, wherein both play a role. There are inhibitory and excitatory synapses between neurons. A third subsystem of neurons has been named as non-noradrenergic...
    32 KB (3,672 words) - 09:57, 24 May 2025
  • Thumbnail for Dendrite
    maturation of excitatory synaptic inputs) eventually can change the course of synapse formation at dendritic and axonal arbors. This synapse formation is...
    33 KB (3,867 words) - 23:33, 23 May 2025
  • Thumbnail for Calyx of Held
    The calyx of Held is a particularly large excitatory synapse in the mammalian auditory nervous system, so named after Hans Held who first described it...
    25 KB (3,088 words) - 17:20, 8 December 2024
  • display excitatory effects. The actual signaling mechanism utilizes Na+ and Ca2+ pumps in a similar manner to those found in axodendritic synapses. In 1966...
    7 KB (912 words) - 20:10, 12 September 2024
  • Thumbnail for Granule cell
    dendritic arbors. These parallel fibers form thousands of excitatory granule-cell–Purkinje-cell synapses onto the intermediate and distal dendrites of Purkinje...
    27 KB (3,175 words) - 15:44, 24 July 2024
  • Thumbnail for Purkinje cell
    deeper-layers pass. These parallel fibers make relatively weaker excitatory (glutamatergic) synapses to spines in the Purkinje cell dendrite, whereas climbing...
    29 KB (3,281 words) - 15:46, 13 March 2025
  • Thumbnail for Glutamate (neurotransmitter)
    margin the most abundant excitatory neurotransmitter in the vertebrate nervous system. It is used by every major excitatory function in the vertebrate...
    20 KB (2,185 words) - 08:27, 3 April 2025
  • of classic excitatory STDP and serve to modulate circuit excitability. Strengthening an inhibitory synapse when it fires after the excitatory neuron can...
    54 KB (6,360 words) - 10:05, 11 June 2025
  • Thumbnail for Golgi cell
    between Golgi cells. The main synapse made by these cells is a synapse onto the mossy fibre–granule cell excitatory synapse in a glomerulus. The glomerulus...
    23 KB (2,821 words) - 04:34, 10 March 2025
  • excitatory synapses. If a shunting inhibitory synapse is activated, the input resistance is reduced locally. The amplitude of subsequent excitatory postsynaptic...
    5 KB (553 words) - 02:06, 20 January 2025
  • Thumbnail for Guanine nucleotide exchange factor
    degradation of the RhoA GEF Ephexin5 relieves a developmental brake on excitatory synapse formation". Cell. 143 (3): 442–55. doi:10.1016/j.cell.2010.09.038...
    18 KB (2,253 words) - 09:08, 21 October 2023
  • to any other neuron (including itself) with positive synapses (excitatory) or negative synapses (inhibitory). That is, each neuron can connect to another...
    19 KB (2,690 words) - 17:55, 22 May 2025
  • Thumbnail for Neurotransmission
    2008). "Gain and fidelity of transmission patterns at cortical excitatory unitary synapses improve spike encoding". Journal of Cell Science. 121 (Pt 17):...
    23 KB (2,723 words) - 22:55, 26 May 2025
  • Thumbnail for Long-term potentiation
    prominent LTP researcher, has suggested that LTP may even occur at all excitatory synapses in the mammalian brain. Different areas of the brain exhibit different...
    64 KB (7,638 words) - 12:12, 24 May 2025
  • Thumbnail for Neuron
    one or two dendrites, each of which receives thousands of synapses. Synapses can be excitatory or inhibitory, either increasing or decreasing activity in...
    79 KB (9,164 words) - 16:39, 10 May 2025
  • associational (ASSOC), and mossy fiber (MF) afferents all make excitatory glutamatergic (Glu) synapses on pyramidal cell dendrites (both apical and basal). Since...
    45 KB (5,967 words) - 13:52, 12 January 2025
  • Thumbnail for Lateral line
    motion and transduce these signals into electrical impulses via excitatory synapses. Lateral lines play an important role in schooling behavior, predation...
    25 KB (2,521 words) - 17:31, 6 March 2025
  • Thumbnail for Synaptic potential
    neuronal synapse. In other words, it is the “incoming” signal that a neuron receives. There are two forms of synaptic potential: excitatory and inhibitory...
    11 KB (1,541 words) - 09:24, 18 September 2023
  • scientists try to use the Schaffer collateral synapse as a sample synapse, a typical excitatory glutamatergic synapse in the cortex that has very well been studied...
    17 KB (2,150 words) - 07:51, 8 May 2024
  • Thumbnail for Mossy fiber (cerebellum)
    have the appearance of a classic Gray's type 1 synapse, indicating they are glutamatergic and excitatory. Sensory information relayed from the pons through...
    3 KB (265 words) - 21:57, 29 June 2024
  • Thumbnail for Neuroligin
    of synapses. As synapses form during synaptogenesis, they differentiate into one of two categories: excitatory or inhibitory. Excitatory synapses increase...
    23 KB (2,612 words) - 22:01, 19 May 2025
  • Thumbnail for Anatomy of the cerebellum
    mossy fibers that synapse with granule and Golgi neurons with the granule cells then targeting Purkinje neurons via their excitatory parallel fibers. If...
    32 KB (3,173 words) - 10:07, 24 May 2025