Emma worked for five straight hours on her psychology paper and did not stop to eat.After finishing her paper she felt extremely hungry.One reason for her hunger is that her

A) leptin levels are high.
B) blood glucose level has increased.
C) blood glucose level has dropped.
D) ghrelin production is low.

Blood Glucose Level

The concentration of glucose present in the blood, which is a critical indicator of metabolic health and is regulated by insulin and glucagon.

Ghrelin Production

The process of producing ghrelin, a hormone primarily released by the stomach that stimulates appetite.

Leptin Levels

Concentrations of leptin, a hormone involved in regulating energy balance and appetite.