The set-point theory of body weight regulation is designed to explain
A) fluctuations in body weight.
B) why the weights of adults stay constant.
C) the relation between glucostatic and lipostatic theories.
D) how peptides promote satiety.
E) why obesity is so prevalent.
Answer: B
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Limiting attention to certain stimuli and filtering out other stimuli is called
a. sensation. b. perception. c. selective attention. d. perceptual set. e. habituation.
Although not all psychologists agree, research using habituation and dishabituation discussed in your textbook suggests that very young infants might:
A) understand the meaning of some simple words. B) demonstrate object permanence. C) recognize their parents. D) have a rudimentary appreciation for numbers.
According to Piaget, at what age will most children enter the concrete operations stage of cognitive development?
a. by age 7 c. between the ages of 4 and 6 b. by age 12 d. usually by age 2
According to the article Psychics and Scientists, psychic Jeanne Dixon correctly predicted
(a) that John F. Kennedy would be assassinated (b) that John F. Kennedy would die in his second term as president (c) her own death (d) none of the foregoing [a, b, or c] were accurately predicted by her