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