Sasha wakes up suddenly when she hears a strange noise. after a few moments, she realizes that the noise was caused by her cat jumping up on her dresser and not an intruder. which part of sasha's nervous system is responsible for slowing the body functions that were stimulated by her stress response?

When Sarah thought that she heard a strange noise, the sympathetic nervous system of her triggered the 'fight-or-flight' response. This response is triggered in stressful situations. However, when the perceived threat was proved to be false, the parasympathetic nervous system starting slowing down her bodily functions to a normal condition. The parasympathetic nervous system triggers the 'relax-and-digest' response.

Hence, the answer is parasympathetic nervous system'.