A/An functional disorder produces symptoms for which no physiological or anatomical cause can be identified.
The function disorder is a condition that interferes with the normal functioning of processes in the body and is rarely detected by examination, dissection, or even under a microscope. There is no abnormality externally.
Itching is one such example of a functional symptom. As such, it has nothing to do with physical or biochemical changes, but it remains a very real and concrete sensation. The same applies to fatigue, chronic headaches or insomnia.
Physical disability for which there is no known or demonstrable organic basis for symptoms, but is believed to be the result of psychological factors such as emotional conflict and stress. Functional disease.
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A city-state is similar to a country with only one city in it. It can be considered as an independent country.
