Sid Is Taking Part in Research on the Effects of Sleep

question 20

Multiple Choice

Sid is taking part in research on the effects of sleep deprivation;he has been without sleep for 75 hours.Right now researchers have asked him to sit in front of a computer screen and hit a button each time he sees the letter S on the screen.A few days ago,Sid was a whiz at this task;however,he is doing very poorly today.How are sleep researchers likely to explain Sid's poor performance?

• A)Due to the sleep deprivation,Sid does not understand the task.
• B)He has accumulated a "sleep debt" that impedes his learning,attention,and reaction time.
• C)He is determined to ruin the research because of the suffering he is enduring at the hands of the researchers.
• D)He is probably dreaming that he is somewhere else and has no interest in responding to the "here and now."

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Definitions:

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