Atropine used in preanaesthetic produces all EXCEPT

A. Bronchoconstriction

B. Vagolytic effect

C. Muscarinic blockage

D. Decreased secretions

Correct Answer: Bronchoconstriction

Description: (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.

Category: Medicine

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