Multiple choice Which disease is caused by under secretion of adrenal cortex? Cretinism Dwarfism Sterility Addison's disease Reveal answer Fill a bubble to check yourself D Correct answer Explanation Addison's disease is caused by hyposecretion of adrenal cortex i.e., hyposecretion of aldosterone. This disease is characterized by: (1) Excessive loss of sodium chloride in the urine. (2) Lowering of blood pressure. (3) Muscular weakness.