The concept of 'neuroplasticity' has revolutionized our understanding of the human brain. Previously, it was believed that the adult brain was largely fixed in its structure and function after a critical period in childhood. However, recent research demonstrates that the brain retains a remarkable capacity for reorganization throughout life. This plasticity is not merely a passive response to injury but is actively involved in learning, memory formation, and adaptation to new environments. For instance, studies on London taxi drivers have shown that the hippocampus, a region associated with spatial navigation, exhibits increased gray matter volume correlated with years of driving experience. This suggests that intensive cognitive activity can physically alter brain structure. Nevertheless, the extent of plasticity has limits, and it can be diminished by factors such as aging, chronic stress, or neurological disease. Understanding these constraints is crucial for developing effective rehabilitation strategies after brain damage.
❓ Theo đoạn văn, nghiên cứu về các tài xế taxi ở London đã chứng minh điều gì?
A. Não bộ trở nên hoàn toàn cố định sau thời thơ ấu.
B. Hồi hải mã thay đổi để phản ứng với việc học tập không gian chuyên sâu.
C. Tính dẻo thần kinh chỉ hoạt động trong quá trình phục hồi sau chấn thương.
D. Lão hóa hoàn toàn loại bỏ khả năng thích ứng của não bộ.
✅ 正确答案
The hippocampus changes in response to intensive spatial learning.
IELTS Reading Tips
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