1. Although the popular media has focused attention on experts who are skilled at detecting lies in another, the research shows that:
a. it takes considerable training and experience to detect others' lying with high accuracy.
b. only lie detector tests are highly accurate.
c. sophisticated brain imaging techniques yield highly accurate determinations of when another person is lying.
d. there is no method that is highly accurate in catching another's lying.

2. The study of the associations among psychology, the nervous and endocrine systems, and the immune system is:
a. biological psychiatry.
b. neuroendocrinology.
c. integrative medicine.
d. psychoneuroimmunology.

3. Mirror neurons are:
a. brain cells that activate when a person observes another person carrying out an action.
b. brain cells that activate when people observe themselves before a reflective surface.
c. brain cells associated with echolalia -- that is, the tendency to repeat what another person is saying.
d. brain cells that are paired with action neurons but which inhibit the action.

4. As the four winners of the grade-school spelling bee posed for a picture, each was recollecting over the day's success. Which of the following children exhibits an external locus of control?
a. Nat, who thinks, "I'll succeed by setting my sights on what I want and I'll keep trying!"
b. Chris, who thinks, "Wow! I'm really smart when it comes to spelling."
c. Lee, who thinks, "I really worked hard learning all those words and it paid off."
d. Terry, who thinks, "This is my lucky day! I was really lucky to get such easy words!"