After reading Stern et al. Chapters 4 & 5 you should be familiar with the following vocabulary as it applies to the topic at hand:

Spontaneous Response
Tonic Activity
Phasic Activity

Habituation
Orienting Response
Defense Response
Startle Response

Homeostasis
Law of Initial Values

1. Why are spontaneous responses important when considering using physiology as dependent variables in media experiments?

2. What is tonic activity? Explain how it relates to our discussions of within- versus between-subjects experimental design.