islets of langerhans

pl n

1. small groups of endocrine cells in the pancreas that secrete the hormones insulin and glucagon

pl.n.

1. Irregular clusters of endocrine cells scattered throughout the tissue of the pancreas that secrete insulin and glucagon.islands of Langerhans

1. Irregular clusters of endocrine cells that are scattered throughout the tissue of the pancreas. The islets of Langerhans contain cells that produce and secrete the hormones insulin and glucagon.