For your first discussion post, describe how the parasympathetic nervous system

For your first discussion post, describe how the parasympathetic nervous system influences one function in your body. For example,
the parasympathetic nervous system causes decreased blood pressure. If you chose this body function, you would describe the physiology behind the decreased blood pressure. How does it happen? What occurs in the heart/blood vessels? Which scenarios or external factors
would cause the parasympathetic nervous system to activate this response?I
It must contain APA 7 Format. In-text citation and at last one resource.

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