Question:medium

In an E.E.G, this type of waves are present in the persons who are drowsy/sleepy with closed eyes:

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Alpha waves (8--13 Hz) are seen in relaxed individuals with closed eyes. Beta waves indicate alertness, while Delta waves indicate deep sleep.
Updated On: Jun 17, 2026
  • Alpha waves
  • Beta waves
  • Theta waves
  • Delta waves
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The Correct Option is A

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