Naomi was born in 1960. For the past 30 years, she has been employed as a librarian. When will she be eligible for full social security benefits?

An executive's company requires her to engage in a lot of long-distance travel. At first, after a long trip she would experience fatigue, uncontrollable sleepiness, and a disruption of her sleep-wake schedule that would continue for days

She probably was experiencing a. narcolepsy. b. jet lag. c. insomnia. d. sleep apnea.

The results of studies investigating the role of biological factors suggest that depression is caused by

A) variations in the serotonin transporter gene. B) increases in polypeptide Y in the brain. C) decreases in the levels of gastric ghrelin. D) unusual elevations in both dopamine and glutamate levels.