The adrenal medulla secretes epinephrine and norepinephrine. A tumor on the adrenal medulla, called pheochromocytoma, causes excess amounts of these two hormones to be secreted. The effects of this type of tumor would lead to View Available Hint(s) prolonged events like the parasympathetic nervous system, such as decreased digestive functions, increased urination, slowed heart rate and pupil dilation. O prolonged events like the sympathetic nervous system, such as sexual arousal, increased salivation, urination, and digestive functions. prolonged events similar to the sympathetic nervous system, such as elevated heart rate and blood pressure, decreased digestive and urinary activities and increased metabolic rate. O prolonged events like the parasympathetic nervous system, such as increased sweating, heartrate, and blood flow to the limbs. Submit