Other questions in this quiz

2. Which one of these is not a negative factor caused by shift work?

  • Impaired reaction time
  • Low melatonin levels
  • Sleep deprivation
  • Internal desynchronisation

3. Siffre studied circadian rhythms in a cave for 6 months, but how long did his biological rhythm run for?

  • 30 / 35 hours
  • 15 / 20 hours
  • 25 / 30 hours
  • 20 / 25 hours

4. What is the endogenous pacemaker for the sleep wake cycle?

  • Melatonin
  • SCN
  • Light
  • Serotonin

5. Which of these psychologists did NOT study circadian rhythms?

  • Morgan
  • McClintock
  • Miles et al
  • Luce and Segal

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