When Jenny saw that a large barking dog was enclosed by a very high fence, her racing heartbeat began to slow. The slowed heartbeat was most directly regulated by her

Question

Quizplus · Accepted Answer

The parasympathetic nervous system is responsible for slowing down the heart rate and other bodily functions after a stressful or exciting event. In this case, Jenny's racing heartbeat was likely the result of fear or anxiety caused by the barking dog, and once she perceived that the dog was safely enclosed, her parasympathetic nervous system kicked in to slow down her heartbeat.

When Jenny Saw That a Large Barking Dog Was Enclosed