Joe begins to experience mood swings and disturbed thirst and hunger. Imaging studies indicate that a brain tumor is the likely cause of these disorders. In what part of the brain is the tumor most likely located?

The correct answer will be-hypothalamus

Explanation:

A tumor is the group of abnormal cells formed due to uncontrolled division of the cells. When it is present in the brain is known as a brain tumor.

When tumor is formed in the brain, it presses the part of the brain physically and thus disrupts the functioning of that part of the brain.

In the given question, since the patient experiences the disturbing hunger and thirst which is controlled by the hypothalamus of the brain therefore the tumor would have formed in the hypothalamus.

Thus, - hypothalamus is the correct answer.