title: Influence of the removal of external K on tonus and drug-induced contractions of the isolated rat ileum, particularly in relation to Ca.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology; D000818:Animals; D002118:Calcium / Q000378:metabolism* / Q000494:pharmacology; D003470:Culture Media; D004357:Drug Synergism; D007082:Ileum / Q000187:drug effects* / Q000378:metabolism; D009119:Muscle Contraction / Q000187:drug effects*; D009129:Muscle Tonus / Q000187:drug effects*; D009130:Muscle, Smooth / Q000187:drug effects / Q000378:metabolism; D011188:Potassium / Q000494:pharmacology*; D051381:Rats
chemical_list: D003470:Culture Media; D000109:Acetylcholine; D011188:Potassium; D002118:Calcium