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6. Which of these is not always an endogenous pacemaker?

  • Hormones
  • Suprachiasmatic nuclei
  • Pineal gland

7. Jet lag is more severe travelling from West to East.

  • True
  • False

8. It is easier to adjust your body clock when you:

  • Are in phase delay
  • Are in phase advance

9. Which if these should you do if you are trying to reduce the negative effects of shift work?

  • Pay the workers more.
  • Give the workers lots of caffeine
  • Increase the amount of time between shift rotation.
  • Inject a drug that inhibits melatonin

10. Sleep spindles occur in:

  • In stage 1
  • Stage 2 and 3
  • All stages
  • In stage 2

11. Arousal threshold is highest in stage:

  • 4
  • REM
  • 1
  • 3

12. The core sleep/optional sleep model was proposed by:

  • Horne
  • Breedlove
  • Oswald
  • Gardner

13. Benington and Frank showed that:

  • People over the age of 90 do not have stage 3 and 4 sleep
  • Different animals sleep for different amounts of time
  • Animals sleep longer following learning
  • The same brain regions are activated during sleep as were activated while doing specific tasks before sleeping

14. Somnambulism is another word for:

  • Narcolepsy
  • Sleep walking
  • Insomnia
  • Sleep apnoea

15. In relation to cataplexy, which part of the brain becomes activated when a person collapses?

  • Amygdala
  • Pineal gland.
  • Medulla
  • Hypothalamus