Neuroscientist Dr. Jessica Chen argues that meditation physically changes brain structure in ways that reduce anxiety.
7
readingWhich neuroimaging study would best support Chen's claim?
A
Meditation practitioners report feeling calmer
B
After 8 weeks of meditation, brain scans showed 10% increase in prefrontal cortex thickness and 25% decrease in amygdala activity, correlated with 30% reduction in anxiety scores
C
Meditation has ancient origins
D
Many apps offer guided meditation
Correct Answer: B
Choice B is the best answer. Structural change + activity change + anxiety improvement proves the mechanism.
💡 Strategy: Brain change claims need imaging data plus behavioral outcomes.