Case Study Workout: Applying Psychology to Real-Life Scenarios | 案例分析实战演练：将心理学应用于现实场景

📚 Case Study Workout: Applying Psychology to Real-Life Scenarios | 案例分析实战演练：将心理学应用于现实场景

In OCR A Level Psychology, Year 13 students must move beyond simply describing theories and studies. They need to apply their knowledge to novel scenarios, evaluating evidence and debates. This case study workout provides a step-by-step demonstration of how to analyse a real-life situation through multiple psychological lenses, exactly as required in the exam. We will explore a fictional but realistic scenario involving adolescent aggression and walk through biological, social learning, and cognitive explanations, while integrating issues and debates, research methods, and ethical considerations.

在OCR A Level心理学中，十三年级学生必须超越仅仅描述理论和研究。他们需要将知识应用于新情境，评估证据和辩论。这篇案例分析实战演练逐步展示了如何通过多种心理学视角分析一个真实生活情境，这正是考试所要求的。我们将探讨一个虚构但现实的青少年攻击行为场景，并贯穿生物学、社会学习和认知解释，同时融入议题与辩论、研究方法和伦理考量。

1. Why Case Studies Matter in OCR Psychology | 为什么案例分析对OCR心理学很重要

Case studies are a hallmark of OCR’s applied psychology approach. In Paper 3, students are often presented with a short scenario and asked to explain behaviour from a named perspective, discuss issues and debates, or propose a study. This mimics how psychologists work: they observe, formulate hypotheses and apply theoretical frameworks to real individuals.

案例分析是OCR应用心理学方法的特征。在试卷三中，学生经常面对一个简短的场景，并被要求从指定角度解释行为、讨论议题与辩论，或提出一项研究。这模仿了心理学家的工作方式：他们观察、提出假设并将理论框架应用于真实个体。

By practising case analysis, you sharpen your ability to identify relevant concepts, select appropriate studies, and construct balanced evaluative arguments. The exercise below integrates content from biological psychology, social psychology and cognitive psychology, alongside compulsory issues and research methods.

通过练习案例分析，你能够提高识别相关概念、选择合适研究并构建均衡评估性论证的能力。下面的练习整合了生物心理学、社会心理学和认知心理学的内容，以及必修的议题与研究方法。

2. Presenting the Case: Jake’s Aggressive Outbursts | 案例呈现：杰克的攻击性爆发

Jake is a 17-year-old male who has recently been involved in several fights at school. Teachers report that he often interprets peers’ neutral comments as hostile and reacts with verbal or physical aggression. His home life is stressful: his father frequently shouts and uses physical punishment. Jake’s diet is poor, and he rarely sleeps more than six hours a night. He also spends many hours playing violent video games. A brain scan ordered after a head injury during one fight shows slightly reduced activity in the prefrontal cortex.

杰克是一名17岁男性，最近在学校参与了几次斗殴。老师报告说他经常将同学中性的评论解读为敌意，并以言语或身体攻击回应。他的家庭生活压力很大：父亲经常大喊并使用体罚。杰克的饮食不健康，每晚睡眠很少超过六小时。他还花很多时间玩暴力电子游戏。在一次斗殴中头部受伤后进行的脑部扫描显示其前额叶皮层活动略有减弱。

We will now systematically apply psychological perspectives to understand Jake’s behaviour. For each perspective, we will identify plausible explanations, link them to specific evidence, then evaluate strengths and limitations.

现在我们将系统地应用心理学视角来理解杰克的行为。对每个视角，我们将识别合理的解释，将其与具体证据联系起来，然后评估其优点和局限性。

3. Biological Explanations: Brain and Biochemistry | 生物学解释：大脑与生物化学

The biological approach suggests that Jake’s aggression can be understood by examining neural structures and neurotransmitters. Reduced prefrontal cortex activity, as indicated by his brain scan, is associated with poor impulse control. Research by Raine et al. (1997) found that impulsive murderers had lower glucose metabolism in the prefrontal cortex, supporting a link between this region and regulation of aggressive impulses.

生物学取向表明，杰克的攻击性可以通过检查神经结构和神经递质来理解。他的脑部扫描显示前额叶皮层活动减弱，这与冲动控制不佳有关。Raine等人（1997）的研究发现，冲动型杀人犯的前额叶皮层葡萄糖代谢较低，支持了该区域与攻击冲动调节之间的联系。

Furthermore, low levels of the neurotransmitter serotonin have been linked to increased aggression. Jake’s poor diet and sleep deprivation could reduce serotonin production, making him more prone to impulsive outbursts. Animal studies, such as those by Raleigh et al. (1991), showed that vervet monkeys with low serotonin levels were more aggressive.

此外，神经递质血清素水平低下与攻击性增加有关。杰克的饮食不良和睡眠不足可能降低血清素的产生，使他更容易出现冲动爆发。动物研究，如Raleigh等人（1991）的研究表明，血清素水平低的绿猴更具攻击性。

Hormonal factors may also play a role. Testosterone is often implicated in aggression. Jake’s age and recent involvement in physical fights could be linked to heightened testosterone levels. However, research findings are mixed; Dabbs et al. (1987) found a correlation, but many studies highlight that testosterone alone does not cause aggression—it may increase reactivity to provocation.

激素因素也可能起作用。睾酮常与攻击性相关联。杰克的年龄和近期参与打斗可能与睾酮水平升高有关。然而，研究结果不一；Dabbs等人（1987）发现了一种相关性，但许多研究强调，睾酮本身不会导致攻击

Published by TutorHao | Year 13 Psychology Revision Series | aleveler.com

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