Psychiatric Disorders, Disease, and Drugs

Psychiatric Disorders, Disease, and Drugs


Psychiatric Disorders, Disease, and Drugs
Psychiatric or psychological disturbances are disorders of sufficiently severe psychological function as to subscribe to treatment by a psychologist or psychiatrist (Pinel, 2009). Examples of psychiatrical disorders include dementia praecox, emotional disorders such as depression or mania, anxiety disorders, and Tourette syndrome. Each of these disorders has developmental theories and drug treatments.
Schizophrenia is a complex disorder defined as the splitting of psychical functions or the breakdown of integration between emotion, thought, and action. The complexity of dementia praecox symptoms often overlap with other disorders and often change during disorder advancement. Some of the more common symptoms of schizophrenia include delusions, distant affect, hallucinations, incoherent thought, and odd behavior. Although different genes have been linked to schizophrenia, on that point is no single cause. Some theories put forth that complications from birth, earlier infections, autoimmune reactions, toxins, traumatic injury, and stress are indicative of schizophrenia development. Dopamine theory is the most recent and current theory, in spite of the various gaps in answers.



Dopamine theory suggests that schizophrenia is caused by an overabundance of dopamine within the mind. Various dopamine receptors in the brain and true drugs alleviate schizophrenic symptoms by pulley block these different receptors. However, certain drugs only work on certain receptors creating a flaw in the dopamine theory. For example, phenothiazines work on D1 and D1 receptors whereas butyrophenones work on D2 but not D1 or irregular neuroleptics that affect D1, D4, and serotonin receptors but not D2. This flaw meaning that only some of the drugs will work on a fraction of schizophrenic patients. The drawback to these drugs, aside from the effectiveness, is that it can take several(prenominal) weeks to alleviate symptoms. Other drawbacks, in...If you want to get a estimable essay, order it on our website: Orderessay



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