[Effects of morphine and naloxone on the motility of the gall bladder muscle strip of the guinea pig].
D000818:Animals; D001285:Atropine / Q000494:pharmacology; D005260:Female; D005704:Gallbladder / Q000502:physiology; D006168:Guinea Pigs; D008297:Male; D009020:Morphine / Q000037:antagonists & inhibitors / Q000494:pharmacology*; D009119:Muscle Contraction / Q000187:drug effects*; D009130:Muscle, Smooth / Q000187:drug effects*; D009270:Naloxone / Q000494:pharmacology*
D009270:Naloxone; D009020:Morphine; D001285:Atropine