A restriction of oxygen lasting a few minutes can produce cognitive deficits such as language delays and even mental retardation due to brain cell death. This restriction of oxygen is called

Most treatment programs for anxiety and fear disorders only involve components to address the operant behaviors

a. True b. False Indicate whether the statement is true or false

A psychologist wants to know if classical music enhances memory. Subjects are assigned to two groups and instructed to study a list of 20 words. One group listens to a Bach sonata and the other group hears popular music. In this simple experiment the independent variable is:

a. the word list. b. subsequent recall on a memory test. c. music type. d. the amount of time each group studied.