Endocrinology
11 questions tagged Endocrinology — spanning every one of the seven Ws.
When was insulin first used to treat diabetes in a patient?
Insulin was first successfully used in a human patient in January 1922.
When was the first successful human pancreas transplant performed?
The first successful pancreas transplant was performed in 1966.
Where is the pituitary gland located?
The pituitary gland is at the base of the brain, beneath the hypothalamus. It sits in a small bony cavity called the sella turcica.
Whose discovery identified the pancreatic islets?
Paul Langerhans identified the pancreatic islets in 1869. These tiny clusters of cells later proved crucial for insulin production and blood sugar control.
Whose discovery identified the adrenal glands as endocrine organs?
Thomas Addison linked disease to the adrenal glands in 1855. His work helped establish that these glands are essential hormone-producing organs.
Whose discovery explained the structure of the thyroid gland?
Thomas Wharton described the thyroid gland in 1656. Later research showed it produces hormones that regulate metabolism and development.
Whose discovery identified the detailed anatomy of the pituitary gland?
Pierre Marie and later endocrinologists linked the pituitary to growth and hormone control. The gland is now known as the body's major hormone-regulating center.
How do genes and hormones control puberty?
Puberty starts when the brain activates hormone signals that trigger the reproductive system and body changes. Genetics influences when this timing begins and how it unfolds.
Where is insulin produced in the human body?
Insulin is produced in the pancreas, specifically by beta cells in the islets of Langerhans. It helps regulate blood sugar levels.
Whose name is linked to the gland under the brain that controls many hormones?
The pituitary gland is not named after a person. It sits at the base of the brain and helps regulate growth, metabolism, and reproduction.
Whose work first showed how insulin could be used to treat diabetes?
Frederick Banting and Charles Best helped isolate insulin in 1921, and the first patient was treated in 1922. Their work turned type 1 diabetes from a fatal disease into a manageable condition.