What Are The Biological Explanations Of Depression

What are the biological explanations of depression?

The biological factors that might have some effect on depression include: genes, hormones, and brain chemicals. Depression often runs in families, which suggests that individuals may inherit genes that make them vulnerable to developing depression.

What is the biological explanation for depression IB psychology?

Low levels of serotonin make it more difficult for signals to be passed from one neuron to the next, slowing down the flow of brain activity. This results in the tell-tale signs of depression – such as low energy, lack of enjoyment of life, and feelings of sadness.

What are the explanations of depression in psychology?

→ What is the cognitive approach to explaining depression? The cognitive approach suggests that depression is caused by negative thought patterns and beliefs. According to this theory, people with depression have a tendency to interpret events in a negative way, leading to a spiral of negative thoughts and feelings.

What are the biological facts about depression?

Biological – People with depression may have too little or too much of certain brain chemicals called neurotransmitters. Changes in these brain chemicals may cause or contribute to depression . Cognitive – People with negative thinking patterns and low self-esteem are more likely to develop clinical depression .

What are the biological explanation for mental disorders?

What Biological Factors Are Involved in Mental Illness? Some mental illnesses have been linked to abnormal functioning of nerve cell circuits or pathways that connect particular brain regions. Nerve cells within these brain circuits communicate through chemicals called neurotransmitters.

What is the cause of depression according to the biological perspective quizlet?

An imbalance of serotonin affects noradrenaline levels which can lead to depressive symptoms. Serotonin controls levels of noradrenaline. When serotonin is low, noradrenaline fluctuates. Low levels of noradrenaline lead to depression, high levels lead to mania.

What is the simplest definition of depression?

specifically : a mood disorder that is marked by varying degrees of sadness, despair, and loneliness and that is typically accompanied by inactivity, guilt, loss of concentration, social withdrawal, sleep disturbances, and sometimes suicidal tendencies see also clinical depression, major depression, postpartum …

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