Glucagon raises low blood glucose
Glucagon raises low blood glucose

Blood glucose falls between meals and during prolonged exercise because cells remove glucose from the blood for respiration. The pancreas detects this fall and releases the hormone glucagon into the blood.
Step-by-step lessons on OCR GCSE Biology 3.3.4 Glucagon and blood sugar. Each one builds up to exam-style questions. Start with the foundational topics and build up to the higher-tier material.