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Sep 21, 2023 · The parasympathetic nervous system is a component of the autonomic nervous system that governs “rest and digest” activities. It works to conserve energy and facilitate recovery by slowing down the heart rate, dilating blood vessels, and stimulating digestive processes.
Apr 23, 2020 · This article will examine the parasympathetic nervous system, what it controls, and how it works with the sympathetic nervous system.
- Rachel Nall, MSN, CRNA
- Slower than the sympathetic division
Oct 30, 2023 · The parasympathetic nervous system (PSNS) is a division of the autonomic nervous system (ANS) that controls the activity of the smooth and cardiac muscles and glands. It works in synergy with the sympathetic nervous system (SNS), which complements the PSNS activity.
- Medical Content
- 22 min
Overview. What is the parasympathetic nervous system? Your parasympathetic nervous system is part of your autonomic nervous system. It could be called your “automatic” nervous system, as it’s responsible for many functions that you don’t have to think about to control.
May 23, 2018 · How does a parasympathetic nervous system affect hormones and stress? The main hormone used in the parasympathetic nervous system is the neurotransmitter acetylcholine. When we sleep, acetylcholine helps lower our heart rates.
Aug 30, 2024 · The parasympathetic component of your nervous system involves organs and cells that release neurotransmitters that help your body maintain survival functions, such as heart rate, breathing, digestion, relaxation, thinking, and sleep.
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The parasympathetic nervous system decreases respiration and heart rate and increases digestion. Stimulation of the parasympathetic nervous system results in: Constriction of pupils; Decreased heart rate and blood pressure; Constriction of bronchial muscles; Increase in digestion; Increased production of saliva and mucus; Increase in urine ...
