Study the diagram given below and answer the questions that follow:

(i) Name the cells of the pancreas that produce glucagon and insulin.

(ii) State the main function of glucagon and insulin.

(iii) What is the technical term for the cells of the pancreas that produce hormones?

(i) Beta cells and Alpha cells of the islets of Langerhans produce Insulin and Glucagon, respectively.

(ii) The main function of Glucagon is to raise the blood glucose levels by stimulating the breakdown of glycogen to glucose in the liver.
The main function of Insulin is to maintain the levels of glucose (sugar) in the blood.

(iii) The Islets of Langerhans