Juliana began taking violin lessons as a young child. as a teenager, she participated in a research study in which mri scans of teenagers who had played the violin for several years were compared to mri scans of other teenagers who had never played a musical instrument. the mri scans of the teenage violinists showed that brain regions devoted to control of the fine muscles of the hands and fingers were larger in the teenage musicians than in the nonmusicians. this example illustrates the important phenomenon of:

The answer is "structural plasticity".

Brain plasticity, otherwise called neuroplasticity, is a term that alludes to the mind's capacity to change and adjust because of experience. At the point when individuals say that the mind has pliancy, they are not recommending that the cerebrum is like plastic. Neuro alludes to neurons, the nerve cells that are the building squares of the mind and sensory system, and pliancy alludes to the cerebrum's pliability.  

There are two kinds of neuroplasticity, including:  

Functional plasticity: The brain's capacity to move capacities from a harmed territory of the mind to other intact regions.  

Structural plasticity: The brain's capacity to really change its physical structure because of learning.

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