Structures in the pancreas, known as ________ of Langerhans, secrete the hormones glucagon and insulin into the bloodstream.

Islets of Langerhans

Clusters of pancreatic cells that produce hormones, including insulin, critical for regulating blood sugar levels.

Glucagon

Glucagon is a hormone produced by the pancreas that increases blood glucose levels by stimulating the liver to convert stored glycogen into glucose.

Insulin

An agent generated in the pancreas that manages the concentration of glucose in the bloodstream by aiding the absorption of glucose by the body's tissues.