passages.id: split_4_test_3183_passage
passages.type: progene_text
passages.text: We evaluated the cardiovascular protective efficacy of CoQ10 at the rostral ventrolateral medulla ( RVLM ) , a medullary site where sympathetic vasomotor tone originates and where the organophosphate poison mevinphos ( Mev ) acts to elicit cardiovascular intoxication .