The concept of 'neuroplasticity' has revolutionized our understanding of the human brain. Historically, scientists 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 the remarkable ability to reorganize itself throughout life. This adaptability occurs at multiple levels, from cellular changes in synaptic strength to large-scale cortical remapping. For instance, in individuals who lose their sight, the visual cortex can be recruited to process auditory or tactile information, enhancing their remaining senses. This finding has profound implications for rehabilitation after brain injury, suggesting that targeted therapies could harness plasticity to promote recovery. Nevertheless, plasticity is not inherently beneficial; it can also lead to maladaptive changes, such as chronic pain or phantom limb sensations, highlighting the need for nuanced therapeutic approaches.
❓ Según el pasaje, ¿cuál es una implicación clave de la neuroplasticidad para la rehabilitación?
A. El cerebro adulto es completamente rígido y no puede cambiar después de la infancia.
B. La capacidad del cerebro para reorganizarse siempre es beneficiosa, lo que conduce a funciones sensoriales mejoradas.
C. Las terapias dirigidas podrían potencialmente aprovechar la adaptabilidad del cerebro para ayudar en la recuperación de lesiones.
D. La pérdida de la vista resulta automáticamente en una audición mejorada sin ningún entrenamiento.
✅ 正确答案
Targeted therapies could potentially exploit the brain's adaptability to aid recovery from injuries.
IELTS Reading Tips
Skim the questions first, underline keywords, then locate in the passage
Watch for paraphrasing; correct answers are often reworded
Be wary of absolute statements (all, always, never) — usually wrong
Pay attention to content after transition words (however, but, yet)
Manage time: about 20 minutes per passage; skip difficult questions first