A 9-year-old girl has a diffuse collection of symptoms that are indicative of deficits in endocrine and autonomic nervous system control. She also suffers from persistent fluid and electrolyte imbalances. On which aspect of the nervous system listed below would her health care providers focus their diagnostic efforts?

Answer: Impaired function of her Hypothalamus

Explanation:

The symptoms that is shown by the girl shows that the girl is having problem in her hypothalamus.

She has impaired hypothalamus because hypothalamus is known as the control center of several important functions. It affects the functioning of pituitary gland, thyroid gland et cetera.

It can also cause disruption in the body temperature, height, sodium and water balance in the body of the individuals.

All these symptoms shows that she is having impaired function of her hypothalamus.