You have a terrible dream that you have awakened three hours late for the final exam.  You rush to get ready, but you can’t find your car keys.  You go to call for a cab and find that the phone is out of order.  You begin to panic and decide to run to school.  As soon as you open the door to your house, you awaken. You find yourself still in bed, drenched in sweat, with a pounding heart and a dry mouth. If the sympathetic nervous system is in control and you look in the mirror, will your pupils be constricted or dilated?

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