What is the region of the brain where physiological signals are translated into the message to seek food due to hunger?

Hypothalamus

Explanation:

The hypothalamus is a small region of the brain that serves as a link between the nervous system and the endocrine system. It controls thirst, hunger, sleep and also body temperature

In the case of hunger, the hypothalamus controls appetite and food intake. There are two nerve centers within the hypothalamus that controls food intake; they are: the the lateral hypothalamus and the ventromedial hypothalamus. The case of hunger, the lateral hypothalamus is signaled to so the individual can seek for food, once the individual is full, the ventromedial hypothalamus send signals of fullness to the individual.