What is the primary function of ghrelin, a hormone produced by the stomach?

A Stimulate insulin release
B Regulate appetite and energy balance ✓
C Inhibit glucagon secretion
D Enhance glucose uptake in muscles

Explanation

Ghrelin is a peptide hormone produced by the stomach that stimulates appetite and regulates energy balance.

Source

Guyton and Hall Textbook of Medical Physiology
Hormones and Endocrine Markers Endocrinology Gastrointestinal Hormones Easy MEDICAL Confidence: high