In order to receive a diagnosis of posttraumatic stress disorder, one must have
A. hallucinations, delusional thinking, and disorganized thought and speech.
B. two distinct personalities, each with its own memories, thoughts, and behaviors.
C. severe inattention, hyperactivity, and impulsivity.
D. directly experienced a distressing event or witnessed such an event occurring to others.
Answer: D
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A bell rings, an animal sits up and salivates, and then the experimenter delivers food. This could be either classical or operant conditioning. To decide which one it is, what do we need to know?
a. How rapidly the animal forgets during a period without training b. Whether the animal sits up immediately after the bell, or after a delay c. Which happens first, sitting up or salivating d. Whether the bell always predicts food, or if only after the animal sits up
An EEG would indicate primarily ____________________ wave activity in a person who is in a light sleep with his or her eyes closed
Fill in the blank(s) with correct word
In which of the following countries would a bereaved person be MOST encouraged to maintain emotional ties with deceased loved ones?
a. United States b. Canada c. Australia d. Japan
What is the oldest approach to investigating human intelligence?
a. information-processing b. psychometric c. cognitive d. psychophysics