Five-year-old Tammy is Christmas shopping with her mother and siblings. She looks around and realizes her mother is nowhere to be found, which causes Tammy's nervous system to activate the fight-or-flight response. Her mother finally comes around the corner, filling Tammy with relief. This calmness is associated with activation of the part of her nervous system.

Sympathetic; parasympathetic

Explanation:

Five-year-old Tammy is Christmas shopping with her mother and siblings. She looks around and realizes her mother is nowhere to be found, which causes Tammy's sympathetic nervous system to activate the fight-or-flight response. Her mother finally comes around the corner, filling Tammy with relief. This calmness is associated with activation of the parasympathetic part of her nervous system.

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Sympathetic; parasympathetic

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