Bulimia nervosa almost always involves purging. This means that individuals with bulimia nervosa
a. engage in self-induced vomiting.
b. try to rid themselves of what they feel to be evil demons.
c. use various means to eliminate the food that they have consumed during their binges.
d. cannot easily be distinguished from individuals with anorexia nervosa.
Answer: c.
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The process of predicting how one will feel in response to future emotional events is called
a. anticipation. b. affective forecasting. c. terror management. d. dialecticism.
A confounding variable is a variable that influences the ____. a. dependent variable and varies systematically with the independent variable. b. independent variable and varies systematically with the dependent variable. c. dependent variable and varies randomly with the independent variable
d. independent variable and varies randomly with the dependent variable.
REM sleep, or ‘active sleep' constitutes what percentage of a normal night's sleep in adults?
a) 45-50% b) 20-25% c) 5-10% d) 65-70%
Which of the following types of learning is strengthened each time a response is followed by a satisfying state of affairs and weakened if the response is followed by an unsatisfying state of affairs?
a. operant conditioning b. respondent conditioning c. classical conditioning d. Pavlovian conditioning