Myelination
The process by which axons (nerve fibers) are wrapped in a fatty myelin sheath, greatly speeding the transmission of electrical signals. In the human brain, myelination continues into the mid-20s, with the prefrontal cortex being among the last areas completed.
Learn about this term
Related Terms
Synaptic Pruning
The brain's process of eliminating weaker or unused synaptic...
Neuroplasticity
The brain's lifelong ability to reorganize itself by forming...
Critical Period
A developmental window during which the brain is especially ...
prefrontal cortex
The brain region responsible for executive functions includi...