Sympathetic stimulation causes: (A) Pupillary constriction, (B) Contraction of bladder detrusor, (C) Bronchial smooth muscle contraction, (D) Vasoconstriction of skin and mucus membranes
Answer is D. Sympathetic stimulation causes vasoconstriction in all blood vessels except those in skeletal muscles. And causes pupillary dilatation, bronchial smooth muscle dilation, relaxation of detrussor muscle of bladder Ref: Ganong&;s review of medical physiology; 23rd edition; pg:556