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Synaptic Plasticity

Synaptic Plasticity

Synaptic plasticity is the brain's flexible ability to strengthen or weaken the connections (synapses) between nerve cells based on experience and learning.

Details

Synaptic plasticity refers to the phenomenon where the strength of synaptic connections between neurons changes in response to experience, learning, and environment.

What is Synaptic Plasticity?

Let's explore this together with Mindy. Synapses are the contact points where neurons communicate with each other. The key idea behind synaptic plasticity is that the efficiency of signal transmission at these contact points is not fixed — it changes flexibly depending on how often they are used and what experiences occur.

Two Directions

  • Long-Term Potentiation (LTP): When a synapse is repeatedly activated, the connection grows stronger. This is explained by Hebb's rule: 'Neurons that fire together wire together.'
  • Long-Term Depression (LTD): Synaptic connections that go unused gradually weaken. This is essential for forgetting unnecessary information and creating space for new learning.
  • Why Does It Matter?

    Synaptic plasticity is the neuroscientific foundation of learning, memory formation, and habit change. Our ability to learn new skills, break bad habits, and recover from trauma all depends on synaptic plasticity.

    A Warm Word from Mindy

    Our brains are remarkably flexible. Even right now, your brain is changing through new experiences. Even if negative thought patterns feel deeply ingrained, the brain can always form new connections through fresh experiences and practice. Change is always possible.

    💡 Real-Life Example

    'Practicing piano every day gradually strengthens the synapses involved in those finger movements, allowing you to play with greater skill and ease.'

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    This content is for educational purposes and does not replace professional medical diagnosis.

    Synaptic Plasticity (Synaptic Plasticity) | 마음스캔 심리학 용어사전