| Subject | Contents |
| Definition | Glands that produce and secrete hormones into the blood or lymph systems. These glands include the thyroid, parathyroid, hypothalamus , pineal, pituitary, adrenal, islands of Langerhans in the pancreas, and the gonads ( testes and ovaries). The effects of these hormones may affect one organ or tissue, or the entire body. |
| Alternative Names | |
| Information | Disorders may result when too few hormones are secreted (hyposecretion) or too many are secreted (hypersecretion). Below is a list of glands and disorders that may result when they produce too many or too few hormones. Thyroid: Cretinism myxedemagoiterthyrotoxicosis Parathyroid: tetany renal calculi excessive loss of minerals from bone Adrenal: Addison's diseaseadrenogenital syndromeCushing's syndromepheochromocytoma Pituitary: dwarfismacromegalydiabetesgigantismdiabetes insipidus Testes and ovaries: lack of sex development (ambiguous genitalia) Pancreas: diabetes mellitushypoglycemia |
| | |