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