Rebecca Is Hooked Up to an Electroencephalograph (EEG)in a Sleep

question 170

Multiple Choice

Rebecca is hooked up to an electroencephalograph (EEG) in a sleep lab.As the researcher watches the printout from the EEG,delta waves appear.Based on this information,the researcher can conclude that Rebecca

• A) has just entered Stage 1 sleep.
• B) is still awake, but is relaxed and drowsy.
• C) is currently in REM sleep.
• D) has just entered Stage 3 sleep.

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Definitions:

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