NEUR2201-Neuroscience Fundamentals, T2 2026
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This question relates to the Module 4 content.
An 11-month-old baby was shown a white rat. Initially the baby was not afraid of the rat as he had never seen one before. When he reached out to touch it, the experimenters made a loud bang to frighten him. After combining the presentation of the rat with the loud bang several times, the child burst into tears as soon as he saw the rat. He would also cry at the sight of objects that looked similar, like a furry coat or a dog.
Answer the following questions [Total of 15 marks]:
Q1. What term is used to describe the learning of this behavioural response? [1 mark]Q2. Identify the conditioned and unconditioned stimuli. [2 marks]Q3. Which area of the brain will the neuronal inputs from this conditioned and unconditioned stimulus converge onto? [2 marks] Q4. This form of learning involves an increase in synaptic strength. State two possible ways synaptic strength could be increased via presynaptic mechanisms [4 marks] and two possible ways it could be increased via postsynaptic mechanisms [4 marks].Q5. Do you think it is possible for the child to one day stop responding this way to fluffy white things? State why or why not. [2 marks]
This question relates to the Module 2 content.
Define what hierarchy means in relation to cortical sensory areas [4 marks].
Discuss three cortical areas and how you would determine their hierarchy, what receptive field differences might be observed, and suggest reasons for needing multiple areas [6 marks].
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