conscious unrestrained rats were stimulated through chronically-implanted electrodes in the median eminence-arcuate ( me-arc ) , medial preoptic area ( mpoa ) , amygdala ( amyg ) or caudateputamen area of the brain on diestrus-2 of a 4-day estrous cycle or diestrus-3 of a 5-day cycle .
C0234421
conscious
C0006104
brain