Pilocarpine in eye causes -: (A) Active miosis, (B) Active mydriasis, (C) Passive miosis, (D) Passive mydriasis
Answer is A. Ans: A. Active miosis(Ref: KDT 7h/e p' 114 & 6th/e p 200)Miosis (constriction of PuPil)Parasympathomimelic (muscarinic) drugs:By stimulating the contraction of circular muscles (pupillary sphincter).As miosis is due to active contraction of muscle - Called "Active miosis".