What cutoff in DSM-IV-TR separates normal weights from those that suggest the presence of anorexia nervosa?
a) 90% of normal weight
b) 85% of normal weight
c) 50% loss of bone density
d) 75% loss of bone density
b
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Like pre-exposure to the US (Exercise 21), pre-exposure to the CS (Exercise 20)
a. lowered the asymptotic level of conditioning. b. reduced the rate of acquisition by approximately half. c. accelerated the rate of acquisition by approximately half. d. made conditioning more resistant to extinction.
René Descartes introduced the notion of the:
a. tabula rasa b. structuralist approach c. reflex arc d. natural selection of behaviors
Chapter 11 Refer to the research study described on pages 310 - 312 of your textbook to answer the following question. In what way might these results be useful for everyday problem solving?
What will be an ideal response?
What are some benefits and disadvantages to adolescents' increased use of the Internet?
What will be an ideal response?