Which research study would you most expect to see from a researcher with a life-course perspective?
a. the effect of smoking on neurotransmitter systems and memory
b. how memory processes change from infancy to old age
c. growing up in the 1960s, and its influence on drug use in adulthood
d. sex differences in marital satisfaction
c
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A longitudinal study of 13,000 youth in the United States (Ott et al., 2011) found that the majority of sexual-minority youth are
a. bisexual. b. lesbian. c. gay. d. transgender.
Which of the following is the best definition of social facilitation?
a. the tendency for some people to have better social skills than others b. the tendency for some people to facilitate the social skills of others c. the superior ability of groups to solve problems compared to individuals d. the tendency for people to perform better when others are present e. the tendency for members of a team to work harder than when they work alone
What is a common symptom of Huntington's disease?
a. rapid fatigue of the muscles b. loss of both sensation and motor control in certain limbs c. twitches, tremors, and writhing that interfere with voluntary movement d. impairment of saccadic eye movements and rapid alternating movements
If you let your memory flow freely, you will find that one memory triggers another memory, which triggers another. How would the network theory explain this?
A. Different brain chemicals are associated with different memories. B. Memories are connected in an enormous cognitive network. C. Some memories cause interference with others, while those that do not tend to be associated with each other. D. The neurons that make up a particular memory become more sensitive to each other's signals.