The concept of 'neuroplasticity' has revolutionized our understanding of the human brain. Contrary to the long-held belief that the adult brain is structurally fixed, research now shows that it remains highly adaptable throughout life. This adaptability is driven by synaptic strengthening and the formation of new neural pathways in response to learning, experience, or injury. For instance, individuals who lose their sight often exhibit enhanced auditory or tactile processing, as the brain reallocates cortical resources. However, plasticity is not inherently beneficial; maladaptive plasticity can lead to chronic pain or phantom limb sensations. Understanding the mechanisms that govern this balance is crucial for developing therapeutic interventions for neurological disorders, yet many questions remain unanswered, particularly regarding the limits of plasticity in aging brains.
❓ 本文によると、神経可塑性について以下の記述のうち正しいものはどれか。
A. A. それは子供の発達中の脳にのみ発生する。
B. B. それは常に個人にとって良い結果をもたらす。
C. C. それは、脳が感覚情報を処理する方法の変化を含むことがある。
D. D. そのメカニズムは今日の科学者によって完全に理解されている。
✅ 正确答案
C. It can involve changes in how the brain processes sensory information.
IELTS Reading Tips
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