
Module 1.5b - Sleep: Sleep Stages and Theories
Quiz by Dan Koch
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Which of the following psychological concepts refers to a student’s biological clock’s sleep–wake pattern that follows a 24-hour cycle?
Dr. Liza conducted a sleep study in which half of the volunteers were randomly assigned to scroll through their friends’ photos on social media right before bedtime. The other half of the volunteers were told to avoid screens at bedtime. Dr. Liza measured the length of time it took for the volunteers to fall asleep once they got into their beds.
Which brain area is the likely focus of Dr. Liza’s research?
Dr. Liza conducted a sleep study in which half of the volunteers were randomly assigned to scroll through their friends’ photos on social media right before bedtime. The other half of the volunteers were told to avoid screens at bedtime. Dr. Liza measured the length of time it took for the volunteers to fall asleep once they got into their beds.
Which body chemical is most implicated in Dr. Liza’s research?
If Dr. Liza finds that the group who scrolled through their friends’ photos on social media took longer to fall asleep than the other group, what conclusion can she draw?
Based on Dr. Liza’s study, a journalist writes a magazine article claiming that everyone should avoid scrolling through friends’ photos on social media prior to bedtime, because it will then take them longer to fall asleep. Which of the following describes the journalist’s error?
Dr. Hedge replicated past EEG research by showing that alpha waves were present