[Properties of the tracheal smooth muscle].
D000818:Animals; D001095:Arachidonic Acids / Q000502:physiology; D001980:Bronchi / Q000502:physiology; D002118:Calcium / Q000502:physiology; D006168:Guinea Pigs; D006801:Humans; D066298:In Vitro Techniques; D009130:Muscle, Smooth / Q000502:physiology; D014132:Trachea / Q000502:physiology*
D001095:Arachidonic Acids; D002118:Calcium