The use of pericardial sac as a cardiometer--a technique for recording the effects of DRUGS ON HEART IN SITU.
D000109:Acetylcholine / Q000494:pharmacology; D000818:Animals; D002110:Caffeine / Q000494:pharmacology; D002217:Carbachol / Q000494:pharmacology; D006328:Cardiac Catheterization; D002415:Cats; D004071:Digitalis Glycosides / Q000494:pharmacology; D004837:Epinephrine / Q000494:pharmacology; D006321:Heart / Q000187:drug effects*; D006334:Heart Function Tests; D009638:Norepinephrine / Q000494:pharmacology*; D010424:Pentobarbital / Q000494:pharmacology; D010496:Pericardium
D004071:Digitalis Glycosides; D002110:Caffeine; D002217:Carbachol; D010424:Pentobarbital; D000109:Acetylcholine; D009638:Norepinephrine; D004837:Epinephrine