Anorexia nervosa has been associated with a primary dysfunction of which structure of the brain?

This is an eating disorder,mostly common in ladies especially in models,where there is morbid fear of getting overweight or adding extra weight and therefore leading to lack of appetite

Explanation:

Anatomically,patience with this condition has Increase in the mass of white and grey matter of the brain.These are the areas of cerebral cortex.There is also increased in the volume of CSF during the examination of the brain of such individual,Cerebrospinal fluid is the protective and nutrient contained fluid which bathes the brain and spinal cord.

Furthermore,there was a decrease in the region  of the  left hypothalamus which controls hunger,and the left Inferior parietal lobe.The latter controls language perceptions and mathematical computation and image of the body perceptions by the brain.

Belumia nervosa,Binging are other eating disorders

the answer to your question is tooth decay.

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