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After being startled awake in the middle of the night, it turned out that the noise the woman heard was the closet rod breaking from the weight of her winter coats. knowing that, she began to calm down and her heart stopped racing. her _____ system had been activated.

Respuesta :

I believe the answer is: Parasympathetic nervous system

The main purpose of Parasympathetic nervous system is to regulate our heart rate, bowel movement, and enzyme creation.
parasympatheric is played a really crucial part in fight or flight response, specifically in Energy conserving to be used for sudden actions