Question

Diabetes mellitus takes place only when 

(a) α-cells of pancreas are in excess 

(b) β-cells of pancreas are in excess 

(c) α-cells of pancreas are in hypo 

(d) β-cells of pancreas are in hypo

Answer 1

The correct option is:  (d) β-cells of pancreas are in hypo

Explanation:

Three types of cells are found in pancreas. α-cells, β-cells, δ-cells. α-cells secrete peptide hormone glucagon. β-cells synthesise and secrete the endocrine hormone, insulin, the hyposecretion of which leads to abnormal metabolism of body’s sugar and causes Diabetes mellitus. d-cells produce somatostatin.