Matching Pairs Sympathetic vs ParasympatheticOnline version Differences between by Andrew Sessions 1 Parasympathetic Nervous System 2 Parasympathetic Nervous System 3 Sympathetic Nervous System 4 Sympathetic Nervous System 5 Parasympathetic Nervous System 6 Parasympathetic Nervous System 7 Sympathetic Nervous System 8 Sympathetic Nervous System Dilates the pupils Increases heart rate Controls our fight or flight response stimulates peristalsis and salivary production the rest and digest response Decreases the heart rate Increases skin sweating Constricts the pupils