You’re driving to work. While on the interstate, you quickly…

You’re driving to work. While on the interstate, you quickly glance down at your phone to make sure you haven’t missed any calls. When you look up, you realize you’re about to rear-end the car in front of you. You panic, slam on the breaks and avoid a disaster. At first you’re very shaken up, but after a few minutes you’re able to calm yourself down, and return to your normal state. Which system triggered your initial panic response?

Elizabeth has tried many different approaches to studying fo…

Elizabeth has tried many different approaches to studying for exams. She found that when she tried to study far in advance, she wasn’t motivated and didn’t work very hard. When she tried to study the night before the test, she was so anxious that she couldn’t concentrate. In the end she found that she was most focused when she studied about three days before the test. This fits with which of the following ideas?