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