[Mode of action of spasmogens (K, acetylcholine, Ba) and relaxants (isoproterenol, papaverine, Mg) on the rat's excised jejunum, especially in relation to Ca].
D000109:Acetylcholine / Q000494:pharmacology; D000818:Animals; D001464:Barium / Q000494:pharmacology; D002118:Calcium / Q000378:metabolism*; D066298:In Vitro Techniques; D007545:Isoproterenol / Q000494:pharmacology; D007583:Jejunum / Q000187:drug effects; D008274:Magnesium / Q000494:pharmacology; D009119:Muscle Contraction / Q000187:drug effects*; D009130:Muscle, Smooth / Q000187:drug effects*; D011188:Potassium / Q000494:pharmacology; D051381:Rats
D001464:Barium; D008274:Magnesium; D007545:Isoproterenol; D000109:Acetylcholine; D011188:Potassium; D002118:Calcium