Sixty-seven-year-old Bob and his 17-year-old grandson are both taking an intelligence test. According to research, Bob is most likely to score lower than his grandson on questions that:
A. test knowledge about common events.
B. ask for the relationship between two words.
C. measure how quickly a symbol can be spotted.
D. ask for the meaning of certain words.
Answer: C
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The strip of the cortex in the frontal lobe that is involved in the initiation of all voluntary movements is called:
A. the somatosensory cortex B. the sensory homunculus C. Broca's area D. the motor cortex
Caitlin is certain that her nose is too large, that her face is beginning to wrinkle, and that her eyes are set too far apart. She pursues many cosmetic surgeries in an effort to "correct" these flaws, which most people cannot even see in the first place. Caitlin probably has
a. trichotillomania. b. hoarding disorder. c. obsessive-compulsive disorder. d. body dysmorphic disorder.
Which statement most accurately describes embryonic development of the nervous system in humans? a. The majority of cells remain as primitive neurons until birth. b. All synapses that are formed are permanent
c. Neurons form before birth; synapses form after birth. d. Far more neurons are produced than will ultimately survive.
Current approaches to the physiology of stress have found that ________
a. most of Selye's ideas about the general adaptation syndrome were incorrect because the biological changes are not adaptive in the short run. b. when you are under stress, the hypothalamus sends messages to the endocrine glands along two major pathways. c. when you are under stress, the parasympathetic division of the nervous system becomes activated for a "fight or flight" response. d. one result of HPA axis activation is decreased energy, leading a person to become lethargic and apathetic.