________ is a condition that arises from an individual's obsessive dieting and exercising in the pursuit of a body weight well below optimum level.
A. Anorexia nervosa
B. Muscle dysmorphia
C. Ischemia
D. Bulimia
Answer: A
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When adults provide support for children's problem solving, and then gradually withdraw the support as the child becomes more competent, this is referred to by researchers as __________.
A. the zone of proximal development B. overimitation C. guided participation D. scaffolding
In Markman and Seibert's (1976) research on class inclusion, 5- to 6-year-olds were asked questions with a collection term, such as "Are there more yellow flowers or more flowers in the bunch?" as well as Piaget's version, "Are there more yellow flowers or more flowers here?" Children __________.
A. had trouble understanding the version with a collection term B. more easily grasped the version with the collection term C. were equally good at both versions of the question D. simply did not understand class inclusion at this age
To avoid getting a headache, Lory always lets her dog outside when it sits by the door and howls. This is an example of which type of punishment or reinforcement?
a. aversive punishment b. negative reinforcement c. positive reinforcement d. response cost
If a woman is age 25, her risk of having a child with Down syndrome is about 1 in ____; if she is age 45, her risk is about 1 in ____
a. 1000; 500 b. 500; 1000 c. 800; 25 d. 500; 10