title: Mechanism of contraction in cardiac muscle.
mesh_terms: D000199:Actins / Q000378:metabolism; D000255:Adenosine Triphosphate / Q000378:metabolism; D000818:Animals; D002118:Calcium / Q000378:metabolism; D002302:Cardiac Output / Q000187:drug effects; D000242:Cyclic AMP / Q000378:metabolism; D003599:Cytoskeleton / Q000648:ultrastructure; D004562:Electrocardiography; D006801:Humans; D007700:Kinetics; D008854:Microscopy, Electron; D008970:Molecular Weight; D009200:Myocardial Contraction / Q000187:drug effects; D009206:Myocardium / Q000648:ultrastructure; D009218:Myosins / Q000378:metabolism; D009638:Norepinephrine / Q000494:pharmacology; D012519:Sarcoplasmic Reticulum / Q000378:metabolism; D014336:Troponin / Q000378:metabolism
chemical_list: D000199:Actins; D014336:Troponin; D000255:Adenosine Triphosphate; D000242:Cyclic AMP; D009218:Myosins; D002118:Calcium; D009638:Norepinephrine