In a brain imaging study in which participants learned integrated mind–body training, increased activity in the anterior cingulate was associated with:
A) a feeling of floating.
B) increased control over parasympathetic nervous system responses.
C) the ability to stop the heart for up to 30 seconds.
D) negative affectivity.
Answer: B
Rationale: In this study, activity within the anterior cingulate was associated with the participants' increased control over parasympathetic nervous system responses. The increased parasympathetic activity accounted for the heightened sense of relaxation experienced while meditating.
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