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Endocrine Spelling with Definitions
Question | Answer |
---|---|
Addison disease | chronic disorder of the adrenal glands caused by a deficiency of cortical hormones |
adenoma | tumor of a gland |
antidiuretic hormone | Vasopressin: promotes reabsorption of water in the kidneys |
adrenal cortex | outer section of the adrenal gland which secretes steroids |
adrenalectomy | surgical excision of an adrenal gland |
adrenal glands | two bean-shaped glands situated on top oof the kidneys which secrete steroids and sex hormones |
adrenal medulla | inner section of the adrenal gland which secrete epinephrine and norepinephrine |
aldosterone | steroid produced in the adrenal cortex. is essential to life. maintain sodium and potassium levels |
atrophy | lack of development |
cortisol | a glucocorticoid secreted by the adrenal cortex |
Cushing syndrome | disorder caused by hypersecretion of the adrenal cortex, resulting in excessive production of steroids |
diabetes mellitus | a common pancreatic disorder involving insulin secretion into the blood, either too much or too little quantities |
dwarfism | a condition of being abnormally small; may be hereditary or an endocrine dysfunction |
endocrinology | the study of ductless glands, their secretions, and their function of homeostasis |
epinephrine | adrenaline - produced in the adrenal medulla. increases heart rate, fat metabolism for energy, and dilates the bronchial tubes |
endocrine glands | glands that secrete hormones directly into the blood stream |
exophthalmos | protrusion of eyes due to swelling in tissues; often associated with Graves disease |
gigantism | abnormal overgrowth of the entire body caused by hypersecretion of pituitary growth hormone before puberty |
glucogenesis | formation of glucose from glycogen |
glucocorticoids | steroids in the adrenal cortex that influence the metabolism of fats, carbohydrates, and proteins |
glycogen | substance in which carbohydrates are stored in the liver for future conversion into sugar |
hyperglycemia | excessive amount of sugar in the blood |
hyperinsulinism | excessive amount of insulin in the blood - insulin shock |
hypersecretion | excessive secretion |
hypocalcemia | abnormally low amount of calcium in the blood |
hypoglycemia | too little sugar in the blood |
hypogonadism | underdevelopment of internal secretions of male sex glands |
hypokalemia | extreme depletion of potassium in the body usually lost in diuresis |
hyposecretion | inadequate secretion |
islets of Langerhans | clusters of cells in the pancreas whcih produce insulin and glucagon |
ketoacidosis | an acute stage of diabetes mellitus characterized by hypotension and, eventually, coma |
metabolism | process in which substances are broken down or built up during chemical reactions that are necessary to maintain life |
mineralocorticoids | hormones in the adrenal cortex that regulate water and mineral salts (electrolytes) in the body |
norepinephrine | noradrenaline: produced in the adrenal mendulla. increases blood pressure and constricts vessels |
oral hypoglycemics | medications used to stimulate the pancreas to secrete insulin |
pancreas | an organ that contains groups of cells called the islets of Langerhans which produce endocrine secretions, such as insulin and glucagon |
parathyroid glands | four seperate glands that are located on the posterior surface of the lobes of the thyroid gland |
pineal gland | pine-coned shaped gland that is attached to the posterior part of the third ventricle of the brain whcih secretes melatonin |
pituitary gland | hypophysis: pea-shaped gland that is located at the base of the brain |
polydipsia | excessive thirst |
polyphagia | a condition of eating abnormally large amounts of food |
serum glucose tests | blood tests to aid in the digestion of insulin deficiency |
somatotropin | human growth hormone found in the anterior pitutiary lobe |
thyroid echogram | ultrasound examination of the thyroid gland |
thyroid gland | largest gland on the endocrine system. located in the neck, just below the larynx |
thyrotoxicosis | abnormal condition of poisoning of the thyroid gland |
thyrotoxine (T4) | one of the two major hormones produced by the thyroid. regulates metabolism and energy levels |
triidothyronine (T3) | one of the two marjor hormones produced, stored and released by the thyroid gland |