A biological basis for panic disorder is suggested by the finding that

a. identical and fraternal twins are equally likely to develop panic disorder.
b. panic disorder responds well to family psychotherapy.
c. persons who develop panic disorder after lactic acid injections are more likely to have biological relatives with a history of anxiety disorder.
d. haloperidol is an effective antidote for anxiety.
e. panic disorder can be precipitated by the use of alcohol and cocaine.

Answer: c. persons who develop panic disorder after lactic acid injections are more likely to have biological relatives with a history of anxiety disorder.

Psychology

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According to the Fels longitudinal growth study, what is the average age (rounded to nearest whole year) at which American boys and girls reach peak height velocity?

A. 11, boys; 10, girls B. 12, boys; 11, girls C. 13, boys; 13, girls D. 14, boys; 12, girls

Psychology

Hannah took a reading test to see what her level of reading ability was

Although the tests accurately measured an individual's general reading ability, the first test showed that she had poor reading skills, whereas the second test showed she had average reading skills. Which of the following is true regarding this scenario? a) The reading tests may be valid, but they are not both reliable. b) The reading tests did not measure what they were intended to measure. c) The reading tests did not demonstrate validity. d) The reading tests showed consistency based on her overall results.

Psychology