<prompt> Preload of heart reduced by:CCBMinoxidilHydralazineNitroglycerine  <response>: Ans. d. NitroglycerineRef: Goodman Gilman 13th EP491Arterial dilators: Decrease afterloadVenodilators: Decrease preloadMixed dilators: Decrease both preload and afterloadCalcium channel blockersNitratesNitroprussideMinoxidil ACE InhibitorsHydralazine ARBsFenoldopam DRIsDiazoxide Alpha blockers 