IELTS reading inference Practice
What can be inferred from the passage about the glymphatic system?
Question type: multiple choice · Difficulty: advanced
- A. It is most active during waking hours.
- B. It functions as a kind of waste disposal system for the brain.
- C. It is primarily responsible for memory consolidation.
- D. It is located in the prefrontal cortex.
Explanation Preview
Paragraph B describes the glymphatic system's role as 'the flushing out of metabolic by-products, such as beta-amyloid.' This function of cleaning out waste products is analogous to a waste disposal system.