The concept of neuroplasticity has revolutionized our understanding of the human brain. Previously, it was believed that the adult brain was relatively fixed in its structure and function after a critical period in childhood. However, recent research demonstrates that the brain remains capable of substantial reorganization throughout life. This adaptability is driven by synaptic strengthening and the formation of new neural connections in response to learning, experience, or injury. For instance, individuals who lose their sight often exhibit enhanced tactile and auditory processing, as the visual cortex is recruited for other sensory modalities. While this plasticity offers remarkable potential for rehabilitation after stroke or trauma, it is not limitless. The extent of reorganization depends on factors such as age, the nature of the damage, and the intensity of training. Consequently, therapeutic interventions must be carefully timed and tailored to harness the brain's adaptive capacities effectively.
❓ Según el pasaje, ¿cuál de las siguientes afirmaciones refleja mejor la opinión del autor sobre la neuroplasticidad?
A. A) El cerebro adulto está completamente fijo y no puede cambiar después de la infancia.
B. B) La neuroplasticidad es ilimitada y puede restaurar por completo cualquier función cerebral después de una lesión.
C. C) La adaptabilidad del cerebro es significativa pero está limitada por diversos factores.
D. D) La reorganización de la corteza visual solo ocurre en individuos que nacen ciegos.
✅ 正确答案
C) The brain's adaptability is significant but constrained by various factors.
IELTS Reading Tips
Skim the questions first, underline keywords, then locate in the passage
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