Which of the following statements best summarizes the current research on college students' sleep patterns?
a. Although they cause a number of ailments, sleep problems are relatively rare among college students.
b. Preferences for morningness and eveningness change with age.
c. Although incurring a sleep debt can result in changes in mood, it does not affect cognitive functioning.
d. Most emerging adults tend toward morningness after their first year of college.
Answer: B
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a. It is impossible for alcohol and drugs to be transmitted from mother to fetus since no direct intermixing of blood takes place between a mother and her unborn child. b. Although no direct intermixing of blood occurs, some substances, like drugs, do reach the fetus. c. A fetus may be exposed to drugs, but the unborn child cannot become addicted. d. Pregnant women rarely have any direct control over teratogens.
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a. superstitious imitation b. neurotic imitation c. generalized imitation d. habitual imitation