Psychology Mood Disorders

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rders 1. Emotional Symptoms: - Prolonged periods of sadness, short temper or irritability feelings of worthlessness Cognitive Symptoms: - Poor Concentration, Poor memory, Low self-esteem Physiological Symptoms: - Sleep Disturbances fidgeting headaches and lack of energy Behavioural: - Social withdrawal, poor personal maintenance and catatonia

2. Emotional Symptoms: - High levels of euphoria with highly elevated moods states also a decrease in tolerance may be seen with irritability when one fails to get their own way. Behavioural Symptoms: - High Energy levels, increased social activity, quick rate of speech reckless and dangerous behaviour.

3. Many biological explanations have been put forward in an attempt to explain the cause of mood disorders these mainly consist of Unipolar and Bipolar Depression the biological explanation has been largely supported in the manic stage of Bipolar Depression while in unipolar depression the biological explanations have not been as strong.

Firstly the explanation of genetics have been put forward it has been argued that genes cause a predisposition that makes the risk factor of being affected by mood disorders far more likely, Twin studies show that rates of Bipolar depression have been much higher in monozygotic twins than in dizygotic twins and indeed any other type of relative (Wallace et al) these results which stand at 62% in MZ twins seem to indicate that a genetic basis for mood disorders is likely particularly so in cases of Bipolar disorder. However even with the input of modern technology no gene has been identified as being the root cause for Mood disorders however Wilhelm suggested that that an abnormal serotonin transporting gene could in fact play a key role in determining whether or not Mood disorders have a genetic basis. The fact that no gene has been identified also leads to questions about the evidence given suggesting that mood disorders do in fact have a genetic basis the evidence is mostly...
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