For the last five weeks, Ellis has slept in a bedroom where a bright security light shines through thin curtains throughout the night. Ellis falls asleep at the usual time but wakes repeatedly and feels tired and unfocused the next day.
Give one cause of Ellis's insomnia.
Explain whether this cause produces sleep onset insomnia or sleep maintenance insomnia.
53 exam-style questions on OCR GCSE Psychology 6.1 Key Concepts, covering 6.1.1 Functions, features and benefits of sleep, 6.1.2 Causes of sleep disorders, and 6.1.3 Endogenous pacemakers and exogenous zeitgebers. Each one has a worked solution and a mark scheme showing where the marks go.