(Solved): You are enjoying reading a great book in your quiet backyard one evening when you hear a loud explos ...

You are enjoying reading a great book in your quiet backyard one evening when you hear a loud explosive sound right behind you. You jump up with your heart pounding and run for cover. You are almost at your back door when you realize it was a firework in your neighbor's yard. What part of the nervous system was activated when you first heard the sound?

sympathetic

somatic central parasympathetic