Which of the Following Is True About White-Matter Deterioration in Closed

question 16

Multiple Choice

Which of the following is true about white-matter deterioration in closed head injury:

• A)It is unrelated to the severity of cognitive impairment
• B)It is detected as volumetric increases in brain tissue representing scarring
• C)It can persist for years after the initial injury
• D)Functional magnetic resonance imaging is the optimal method to measure it

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