A psychologist plans to find out which areas of the brain are active while healthy 16-year-old volunteers look at photographs and recognise familiar faces. She must choose between a PET scan and an fMRI scan.
Justify which scan she should use.
88 exam-style questions on Oxford AQA IGCSE Psychology 1.3 Biopsychology, covering 1.3.1 Divisions of the nervous system, 1.3.2 The endocrine system, 1.3.3 Autonomic nervous system and fight or flight, 1.3.4 James-Lange theory of emotion, 1.3.5 Structure and function of neurons, 1.3.6 Synaptic transmission, 1.3.7 Hebb's theory of learning, 1.3.8 Brain structure, 1.3.9 Localisation of function in the brain, 1.3.10 Penfield's study of the interpretive cortex, 1.3.11 Cognitive neuroscience, 1.3.12 Brain scanning techniques, 1.3.13 Tulving's 'gold' memory study, and 1.3.14 Effects of neurological damage. Each one has a worked solution and a mark scheme showing where the marks go.