Biological Explanation of Unipolar Depression Free Essays.

Biological Explanation Of Depression. One biological explanation for unipolar depression is the monoamine hypothesis. The monoamines are a group of neurotransmitters which include serotonin, noradrenaline and dopamine. You will recognise the latter, dopamine, from the biological offering of an explanation for schizophrenia. The monoamines are believed to regulate mood.

One biological account for depression is that biochemical factors are involved; the view indicates that depression is caused by a deficiency of neurotransmitters; norepinephrine and serotonin. Norepinephrine levels in the brain are often low in depressed patients.

Describe and evaluate biological explanations of depression There are many different explanations for depression, including biological. Links have been found between biochemical, genetics and hormonal imbalances with depressed people. In the biochemical explanation, a link has been found between neurotransmitter imbalances and depression.

Characteristics of depression. Depression is an affective disorder in that it is characterised by disturbances of affect (or mood). During the course of any period of time it is not unusual for a person’s mood to alter. However with affective disorders this variation is more marked and is accompanied by other symptoms.

Depression is a category of mood disorders, which is often divided into two main types: unipolar and bipolar depression, otherwise known as manic-depression. To be given a diagnosis of depression, sufferers are required to display at least five symptoms, every day for at least two weeks. These characteristics, which are outlined in the DSM-V.

For example, high concordance rates between family members for depression have led to identifying common neurochemical imbalances and then creating drug therapies.This is a strength of the approach because it means that sufferers are able to live a relatively normal life, rather than in a hospital.On the other hand a major weakness of the biological approach is that it’s reductionist.

The biological approach consists of two main explanations based on neurotransmitters and the other on hormones. These theories are supported by the family, twin and adoption studies that have been carried out. The cognitive explanation of depression originated with Seligman, he developed the theory of learned helplessness and attributions.

Essay about What Causes Depression According to Scientists. Sadness is how the human being reacts to the loss of a loved one, the struggles of life, the disappointments, and the frustrations. Although it is a normal feeling in all these situations, there is a broad difference between being sad and being depressed.

Biology of Depression. You may have heard that depression is the result of a simple imbalance of brain chemicals. Although brain chemicals are certainly part of the cause, this explanation is too simplistic. Even just considering the biological dimension of depression, the brain has multiple layers of complexity. Neurochemistry. Neurotransmitters.

Depression by Cognitive Perspective As it is well known, most people experience some kind of depression in their lives. Depression sometimes makes our lives unbearable and, we need treatment. We need the help of psychologist’s. With the help of them, we try to learn the reasons of our depression.

Types of explanations Different schools of thought in psychology explain depression in different ways: School of thought: Explanation for depression: Psychodynamic Unconscious conflicts to do with loss and grief - leading to regression and anger turned inward on self. Cognitive Negative thinking or distorted attribution of failure - blaming self if things go wrong.