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Synaptogenesis is the formation of synapses between neurons in the nervous system. Although it occurs throughout a healthy person's lifespan , an explosion of synapse formation occurs during early brain development , known as exuberant synaptogenesis . [ 1 ]
Neurons in culture develop synapses that are similar to those that form in vivo, suggesting that synaptogenic signals can function properly in vitro. CNS synaptogenesis studies have focused mainly on glutamatergic synapses. Imaging experiments show that dendrites are highly dynamic during development and often initiate contact with axons.
The development of the nervous system in humans, or neural development, or neurodevelopment involves the studies of embryology, developmental biology, and neuroscience.These describe the cellular and molecular mechanisms by which the complex nervous system forms in humans, develops during prenatal development, and continues to develop postnatally.
The synaptotropic hypothesis, also called the synaptotrophic hypothesis, is a neurobiological hypothesis of neuronal growth and synapse formation. The hypothesis was first formulated by J.E. Vaughn in 1988, [1] and remains a focus of current research efforts. [2]
A model view of the synapse. Synaptic pruning, a phase in the development of the nervous system, is the process of synapse elimination that occurs between early childhood and the onset of puberty in many mammals, including humans. [1]
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However, she wrote that recruiting could include "a large swath" of speech protected by the First Amendment, "from encouragement, counseling, and emotional support; to education about available ...
The mean volume of mitochondria per neuron is 20% greater [18] The volume of glial cell nuclei for each neuron is 63% higher [18] Capillary density is increased. [22] Capillaries are wider (4.35 μm compared to 4.15 μm in controls) [18] Shorter distance exist between any part of the neuropil and a capillary (27.6 μm compared to 34.6 μm) [18]