Search results
Results From The WOW.Com Content Network
Once the neurons have reached their regional positions, they extend axons and dendrites, which allow them to communicate with other neurons via synapses. Synaptic communication between neurons leads to the establishment of functional neural circuits that mediate sensory and motor processing, and underlie behavior. [11]
A similar process occurs in retrograde neurotransmission, where the dendrites of the postsynaptic neuron release retrograde neurotransmitters (e.g., endocannabinoids; synthesized in response to a rise in intracellular calcium levels) that signal through receptors that are located on the axon terminal of the presynaptic neuron, mainly at ...
Carry messages between neurons via influence on the postsynaptic membrane. Have little or no effect on membrane voltage, but have a common carrying function such as changing the structure of the synapse. Communicate by sending reverse-direction messages that affect the release or reuptake of transmitters.
The migration of immature neurons from their birthplaces in the embryo to their final positions. The outgrowth of axons from neurons and the guidance of the motile growth cone through the embryo towards postsynaptic partners. The generation of synapses between axons and their postsynaptic partners. The synaptic pruning that occurs in adolescence.
Synaptic signaling, an integral part of nervous system activity, occurs between neurons and target cells. These target cells can also be neurons or other cell types (i.e. muscle or gland cells). Protocadherins, a member of the cadherin family, mediate the adhesion of neurons to their target cells at synapses otherwise
Neurotransmitter (NT) receptors are located on the surface of neuronal and glial cells.At a synapse, one neuron sends messages to the other neuron via neurotransmitters.. Therefore, the postsynaptic neuron, the one receiving the message, clusters NT receptors at this specific place in its memb
Synaptic communication is distinct from an ephaptic coupling, in which communication between neurons occurs via indirect electric fields. An autapse is a chemical or electrical synapse that forms when the axon of one neuron synapses onto dendrites of the same neuron.
Generally, this input occurs in the form of neuromodulatory substances, such as hormones, neuropeptides and other neurotransmitters that have been released from incoming neurons. [4] These signals then converge on the gatekeeper, where they are integrated and directed toward the target.