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Sleep Science Practice Exam

Test yourself under real exam conditions: 50 timed questions, 60 on the clock, pass mark 70%%. Instant score with a full review of everything you got wrong. Free — no account needed.

📝 50 questions · ⏱ 60 minutes · 🎯 Pass mark 70% · 🆓 Free, no signup
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Exam details

  • ✓50 questions drawn from 202 cards
  • ✓Countdown timer — auto-submits when time runs out
  • ✓Pass mark 70% (real certification threshold)
  • ✓Full review of wrong answers at the end
  • ✓No signup required — save your score with a free account

Sample Questions

5 shown

What is sleep?

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A reversible, naturally recurring state of reduced responsiveness and altered consciousness.

What are the two main types of sleep?

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REM (rapid eye movement) and NREM (non-REM).

What are the stages of NREM sleep?

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N1 (light), N2 (deeper), N3 (deep/slow-wave).

What is N1 sleep?

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The lightest stage; transition from wakefulness; brief.

What is N2 sleep?

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Light sleep with sleep spindles and K-complexes; ~45-55% of total sleep.

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