12. Why you need a good night's sleep

1. What is the main topic of the discussion?

• The history of dreaming
• The importance of sleep
• The science of tiredness
• How to avoid sleep

2. What does ‘catch forty winks’ mean?

• To run very fast
• To take a short nap
• To drink coffee
• To avoid sleeping

3. How much of a person’s life is spent sleeping?

• Half
• A third
• A quarter
• Two-thirds

4. Why is sleep important for learning?

• It makes people more energetic
• It helps consolidate memories
• It makes people happier
• It improves eyesight

5. What does ‘sleep on it’ mean?

• To make a quick decision
• To delay making a decision
• To ignore a problem
• To wake up early

6. What is sleep deprivation?

• Getting too much sleep
• Not having enough sleep
• Sleeping for long hours
• Sleeping during the day

7. What is the fight-or-flight response?

• A reaction to danger
• A response that prepares the body for danger
• A reaction to happiness
• A sign of good health

8. What is a knock-on effect?

• A direct cause
• An indirect consequence
• An unexpected event
• A sudden reaction

9. What does it mean to ‘take in’ information?

• To misunderstand something
• To understand information
• To repeat information
• To forget things

10. What are the consequences of chronic sleep deprivation?

• It makes you stronger
• It weakens the immune system
• It has no impact on health
• It improves social skills