<prompt> Atropine used in preanaesthetic produces all EXCEPTBronchoconstrictionVagolytic effectMuscarinic blockageDecreased secretions  <response>: A Bronchoconstriction All visceral smooth muscles that receive parasympathetic motor innervation are relaxed by Atropine. Atropine causes: Relaxes smooth muscles of bronchus - causes Bronchodilation Relaxes smooth muscles of stomach and intestine - causes Constipation Relaxes smooth muscle of ureter and bladder - causes Urinary retention Relaxes smooth muscles of the iris - causes Mydriasis Inhibits parasympathetic outflow to the heart - causes Tachycardia. 