Females with anorexia nervosa
a. are uncommon.
b. show no other health indicators other than weight loss.
c. can lose 25% or more of their body weight in one year.
d. tend to be of lower socioeconomic status.
Ans: c. can lose 25% or more of their body weight in one year.
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General "spaciness," frequent shifts from one uncompleted activity to another, careless mistakes, and poor organization are descriptors for
a. impulsivity. b. attention deficits. c. conduct disorders. d. hyperactivity.
Research in both Iceland and Canada showed that seasonal affective disorder (SAD) may be related to:
A. an above average number of days of bright light B. a combination of diminished light and low temperature C. personal tragedy and family problems D. cultural and genetic factors
Imagine that you are listening to a reading researcher, who is discussing the approach that teachers should use for elementary school children in the United States. Which of the following arguments are you most likely to hear?
a. "The phonics approach is best because it is most likely to encourage children's motivation." b. "The whole-word approach is best because English has a close correspondence between a word's spelling and its sound." c. "Neither the phonics nor the whole-word approach is effective, so the reading teachers are searching for a new approach." d. "The phonics and the whole-word approach should be combined, because each approach provides some benefits"
Stimulus generalization and higher order conditioning can result in a limited fear becoming
a. a disabling phobia. b. milder and more controllable. c. totally extinguished. d. an operant reinforcer.