A participant in a sleep-deprivation study shows a significant increase in their subjective hunger ratings and subsequent food intake. Physiological analysis reveals elevated levels of a specific peptide hormone secreted by endocrine cells in the gastrointestinal tract.
Identify this hormone and outline its role in the neural and hormonal control of eating behaviour.
8 exam-style questions on AQA A Level Psychology Neural and hormonal control of eating. Each one has a worked solution and a mark scheme showing where the marks go.