This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Medicine
Atropine used in preanaesthetic produces all EXCEPT 
Select and explain. 
A. Bronchoconstriction, B. Vagolytic effect, C. Muscarinic blockage, D. Decreased secretions
A: Bronchoconstriction
Answer: A: Bronchoconstriction 
Explanation: (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.