During starvation, the body's first priority is to supply enough glucose for the brain.
Definition of starvation response
A set of adaptive changes namely biochemical and physiological aspects, triggered by scarcity of food, during which body attempts to save energy by decreasing the quantity of calories it burns is termed as starvation response.
When the body is deficit of nourishment for a prolonged period of time, it goes into survival mode.
In humans
Learn more about starvation response, refer:
#SPJ2