Changes in the nervous system during late adulthood
a. increase reaction time.
b. decrease reaction time.
c. have no effect on reaction time.
d. have a small, unnoticeable effect on reaction time.
A
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Research suggests that sleeping at night and being active during the day ____
a. ?is contrary to the theory of natural selection b. ?is contrary to the theory of natural selection c. ?may have evolved as a necessary behavior for humans d. ?may have evolved as a necessary behavior for all animals
What was the dominant cause of death until the 20th century?
a. cardiovascular disease b. infectious diseases c. cancer d. accidents
Nicole, a 23-year old graduate student, is convinced that she contracted mad cow disease while studying in Great Britain. She has seen many doctors, including neurologists, who all confirm that she is healthy. Despite their reassurances, Nicole continues to believe that she is ill and plans to continue her "doctor shopping" until she is diagnosed with the disease. Nicole does not report any disruptions in her academic, social, or work life. Given this information, Nicole's diagnosis would be
A) schizoaffective disorder. B) schizophreniform disorder. C) delusional disorder. D) shared psychotic disorder.
Children in all cultures tend to group primarily by color. As they grow older, they group by shape, and then by function.
Indicate whether the statement is true or false.