Marie Curie. Marie Curie was a physicist and chemist best known for her work on radioactivity; however, she also discovered the elements polonium and radium.
The kidney secretes the hormones renin, calcitriol and erythropoietin. Renin-also known as angiotensinogenase, helps to control the body's blood pressure by regulating the â¦ balance of fluid and electrolytes in the body. Calcitriol-This is a form of Vitamin D which regulates calcium and phosphorous levels in the body.
Found This Helpful. The human body has several glands that secrete small amounts of substances called hormones. Important among these are the pituitary gland in the brain, thyroid gland in the neck, and the adrenal glands, positioned above each kidney.