Brian has been diagnosed with bipolar disorder. One symptom he experiences during both his manic and depressive episodes is disturbance to his sleep. What links mania, depression, and sleep?

Functional magnetic resonance imaging (fMRI) measures brain activity by what means?

a. It compares the amount of radiation emitted by cells in various brain areas b. It compares the electrical activity to the magnetic activity within each brain area. c. It compares the electrical activity of a brain area to the volume of the area. d. It compares the amount of oxygen attached to hemoglobin in various brain areas.

______ people lacking access to clean drinking water (2014 figures).

A. 480 million B. 580 million C. 680 million D. 780 million

The estimated standard error for the independent-measures t statistic provides a measure of how much difference should exist, on average, between two sample means when the null hypothesis is true

Indicate whether the statement is true or false

While working on a term paper for her Methods in Psychology course, Angelique researches psychosurgical approaches to treating psychological disorders. She is surprised to find out that frontal lobotomies were routinely performed well into the 1960s, until ____

a. ?laws were passed banning the procedure b. ?victims’ advocate groups brought national attention to the issue c. ?the use of medications for psychological disorders became an established practice d. ?numerous malpractice suits deterred doctors from performing the procedure