Irene occasionally experiences unpredictable episodes of intense dread accompanied by heart palpitations and a sensation of smothering. Since her symptoms have no apparent cause, they would probably be classified as indicative of
A) schizophrenia.
B) bipolar disorder.
C) post-traumatic stress disorder.
D) panic attack.
Ans: D) panic attack.
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Tina watches as her brother Jerry puts his hand on the hot burner of a stove. As Jerry recoils in pain and horror, Tina learns a valuable lesson, but without any direct reinforcement or any direct experience with hot burners. What kind of learning has taken place in Tina?
A. Operant conditioning B. Classical conditioning C. Insight learning D. Observational learning
Dr. Washington, a sleep researcher, looks at the EEG output of a participant from a sleep study. When Washington sees sleep spindles on the output, she indicates on the paper
a. Stage 1 b. Stage 2 c. Stage 3 d. Stage 4 e. REM
We can safely say that one result of the human male's preference in mate selection is that
A. women share intimate secrets about their sexual encounters. B. women compete for promotions in the workplace. C. women will compete for a man's attention. D. all of the above
The parasympathetic nervous system:
a. speeds up heart rates b. speeds up breathing rates c. conserves bodily energies d. acts in the same ways as the sympathetic nervous system