Unipolar depression: symptoms and features (ICD)：練習問題

How can psychological problems like depression and addiction affect society as a whole?

In the study by Caspi et al. (2003), what specific genetic factor was investigated in relation to depression?

One strength of the study by Caspi et al. (2003) was that it used a longitudinal design. Why is this a strength in the study of depression?

Which term describes the physical and psychological discomfort a person feels when they stop using a substance they are addicted to?

What was a key finding in Young's (2007) study regarding Cognitive Behavioural Therapy (CBT) for internet addiction?

According to the International Classification of Diseases (ICD), state one common symptom of unipolar depression.

Briefly explain how negative schemas contribute to the development of depression according to cognitive theory.

Explain the findings of Caspi et al. (2003) regarding the interaction between the 5-HTT gene and stressful life events in causing depression.

Psychological problems – How would psychological problems affect you?
Cognitive theory is often used to explain unipolar depression.
(a) Explain how 'faulty thinking' or 'schemas' contribute to depression according to this theory.
(b) Give one strength of using the cognitive explanation for depression.

Psychological problems – How would psychological problems affect you?
Explain the findings of the study by Caspi et al. (2003) regarding the interaction between the 5-HTT gene and stressful life events in depression. In your answer, distinguish between the impact of short and long alleles and discuss how this study relates to the nature-nurture debate.