Sample SARs: Memory Reliability

tdixon Assessment (IB), Cognitive Psychology, Revision and Exam Preparation Leave a Comment

Here are two versions of the same sample answer from this year’s (May, 2017) IB Psychology exam. The question was: Describe one study investigating memory reliability. The annotated short answer response (SAR) shows you the answer, plus my comments as to why I think this is a mediocre response. Then we have this second excellent annotated example SAR, which does a better …

Key Study: Moral Dilemmas – The Trolley and the Footbridge

tdixon Biological Psychology, Cognitive Psychology, Criminology Leave a Comment

Note: This was in a first draft of our textbook IB Psychology: A Student’s Guide but was later removed because of it’s complexity in nature, and the fact that it doesn’t thread as well as other studies on system one and two decision making. Morality and Decision Making The prefrontal cortex plays a crucial role in executive functions, also known as …

Key Study: Moral judgement and the prefrontal cortex (Ciaramelli, et al)

tdixon Biological Psychology, Cognitive Psychology, Criminology Leave a Comment

This study helps to explain how dysfunction in the prefrontal cortex might make people more susceptible to violent and/or impulsive behaviours. Similar to the VHIS, Ciaramelli et al investigated the differences between moral judgements in people with damage to their prefrontal cortex and healthy controls. Their study cites existing research that suggests people with damage to their PFC have “high levels of …

Brain Imaging: All About fMRI

tdixon Biological Psychology, Cognitive Psychology, Uncategorized 1 Comment

Functional Magnetic Resonance Imaging (fMRI) Background Information fMRIs are a modification of a regular MRI machine. Whereas MRIs simply show the structure of the brain, fMRIs can record ongoing brain activity. They are also more accurate and display results in a higher resolution than PET scans. They are very common in a range of modern neuropsychological research studies. So how …

An Introduction to Brain Imaging

tdixon Biological Psychology, Cognitive Psychology Leave a Comment

Discuss the use of brain imaging technologies in investigating the relationship between biological factors and behaviour. Three of the important brain imaging technologies you should know about are: MRI (Magnetic Resonance Imaging) fMRI (Functional Magnetic Resonance Imaging) PET (Positron Emission Tomography) Discuss the use of, means you can write about a range of issues relating to the use of technology. For example …