🔬 Everyday Science

Which sleep stage is characterized by rapid eye movements and vivid dreaming?

A Stage 1 NREM
B Stage 2 NREM
C Stage 3 NREM
D REM sleep

✓ Correct Answer: Option D

REM sleep features rapid eye movements, muscle atonia, and vivid, narrative dreaming. It is also called paradoxical sleep.

💡 Why is D) the correct answer?

The correct answer to the question "Which sleep stage is characterized by rapid eye movements and vivid dreaming?" is Option D: REM sleep.

The other options — A) Stage 1 NREM, B) Stage 2 NREM, C) Stage 3 NREM — are incorrect for this Everyday Science question. As explained above: REM sleep features rapid eye movements, muscle atonia, and vivid, narrative dreaming. It is also called paradoxical sleep.

📚 About This Everyday Science Practice Question

This 1-level Everyday Science question from the Human Body & Biology topic is part of One Paper Preparation's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.

How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free Everyday Science practice test or use flashcards for spaced repetition review.

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