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Endocrine System

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Question
Answer
adenectomy   removal of a gland  
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adenohypophysis   anterior lobe of the pituitary gland  
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adrenal cortex   outer section (cortex) of each adrenal gland; secretes cortisol, aldosterone, and sex hormones  
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adrenalectomy   Removal of an adreanal gland  
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adrenaline   increases heart rate and blood pressure  
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adrenal medulla   Inner section (medulla) of each adrenal gland; secretes epinephrine and norepinephrine  
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adrenocorticotropic hormone (ATCH)   stimulates the adrenal cortex  
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adrenocorticotropin   stimulates the adrenal cortex to release its hormones  
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adrenopathy   Disease of adrenal glands  
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aldosterone   increases salt reabsorption  
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androgen   hormone producing or stimulating male characteristics  
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antidiuretic hormone (ADH)   increases reabsorption of water by the kidney  
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calcitonin   decreases blood calcium levels  
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catecholamines   Hormones derived from an amino acid and secreted by the adrenal medulla  
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corticosteroids   Any of the hormones produced  
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cortisol   increases blood sugar. It is secreted in times of stress and has an anti-inflammatory effect  
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electrolyte   Mineral salt found in the blood and tissues and necessary for proper functioning of cells; potassium, sodium, and calcium are electolytes  
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endocrinologist   Specialist in diagnosis and treatment of endocrine gland disorders  
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epinephrine   increases heart rate and blood pressure and dilates airways. It is part of the body's "fight or flight" reaction  
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estradiol   Estrogen (female hormone) secreted by the ovaries  
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estrogen   Female hormone secreted by the overies and to a lesser extent by the adrenal cortex  
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estrogenic   Pertining to having properties simular to estrogen  
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euthyroid   Normal thyroid function  
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follicle-stimulating hormone (FSH)   stimulates hormone secretion and egg production by the overies and sperm production by the testes  
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glucagon   increases blood sugar by conversion of glycogen (starch) to glucose  
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glucocorticoid   Steroid that regulates glucose, fat, and protein metabolism.  
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glycemic   Pertains to sugar in the blood  
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glycogen   An animal starch, produced from sugar by he liver  
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glycosuria   Suger in the urine  
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gonadotropin   Hormone that acts on the gonads (overies and testes)  
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growth hormone   stimulates growth of bones and soft tissue  
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homeostasis   State of equilibrium (constancy) of the body's internal environment  
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hormonal   Pertaining to hormones  
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hormone   Substance that travels tthrough the blood to a distant organ or gland where it influences the structure or function of that organ or gland  
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hypercalcemia   Increased calcium in the blood  
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hypercalciuria   Increased calcium in the urine  
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hyperglycemia   Blood condition of increased sugar  
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hypocalcalcemia   Decreased calcium in the blood  
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hypoglycemia   low levels of sugar in the blood  
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hypogonadism   Condition of decreased function of the gonads, with decreased growth growth and sexual development  
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hypoinsulinism   low level of insulin  
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hypokalemia   low level of potassium in the blood  
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hyponatremia   Blood condition of deficiency of sodium  
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hypophysectomy   Removal of the pituitary gland  
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hypophysis   pituitary gland  
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hypopituitarism   Condition resulting from decreased secretion by the pituitary gland (TSH)  
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hypothalamus   Region of the brain lying below the thalamus and above the pituitary gland.  
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insulin   Insulin helps glucose to pass into cells, and it promotes the conversion of glucose to glycogen  
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luteinizing hormone   stimulates ovualation in females and testosterone secretion in males  
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mineralocorticoid   Steroid hormone to regulate mineral salts (electroltes) and water balance in the body  
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neurohypophysis   posterior lobe of the pituitary gland  
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norepinephrine   increases heart rate and blood pressure, nor- in chemistry means a parent compound from which another is derived  
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oxytocin   Hormone from the neurohypophysis that stimulates childbirth  
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pancreas   Located behind the stomach. Islet cells secrete hormones from the pancreas. Also secretes enzymes via a duct into the small intestine to aid digestion  
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pancreatectomy   Removal of the pancreas  
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parathormone   secreted by the parathyroid glands; increases blood calcium  
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parathyroidectomy   Removal of the parathyroid glands  
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parathyroid glands   Four small glands on the posterior of the thyroid gland  
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pineal gland   secretes melatonin which ades in sleep and affects mood  
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pituitary gland   lacated at the base of the brain in the sella turcica weighs only 1/16 of an ounce and is a half inch across  
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polydipsia   Condition of excessive thirst  
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progesterone   prepares the uterus for pregnancy  
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prolactin   promotes milk secretion  
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receptor   cellular or nuclear protein that binds to a hormone so that a response can be elicited  
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sella turcica   Cavity in the skull that contains the pituitary gland  
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somatotropin   growth hormone  
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steroid   an organic compound with a ring structure; bile acids, vitamin d, and certain hormones  
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sympathomimetic   pertaining to mimicking or copying the effect of the sympathetic nervous system  
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target tissue   Cells of an organ that are affected or simulated by specific hormones  
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testosterone   male hormone secreted by the testes  
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tetraiodothyronine, Thyroxine (T4)   Thyroid gland hormone containg 4 atoms of iodine; increases metabolism  
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thyroid gland   Locatesd on the neck on either side of the trachea; secretes thyroxine  
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thyroiditis   Inflammation of the thyroid gland  
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thyrotropin; (TSH)   thyroid stimulating hormone that acts on the thyroid gland to promote its functioning  
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triiodothyronine (T3)   increases metabolism in cells contains 3 atoms of iodine  
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vasopressin   antidiuretic hormone  
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acromegaly   Hypersecretion of growth hormone from the anterior pituitary aftr puberty; leading to enlargement of extremities  
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Addison disease   Hypofunctioning of the adrenal cortex  
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adreanal virilism   Excessive secretion of adrenal androgens  
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cretinism   extreme hypothyroidism during infancy and childhood leads to a lack of normal physical and mental growth  
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Cushing syndrome   group of signs and symptoms produced by excess cortisol from the adrenal cortex  
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diabetes insipidus   Insufficient secretion of antidiuretic hormone  
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diabetes mellitus   Lack of insulin secretion or resistance of insulin in promoting sugur, starch, and fat metabolism in cells  
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dwarfism   Congenital hyposecretion of growth hormone  
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exophthalmometry   measurement of eyeball protrusion (as in graves disease) with an exophthalmometer  
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exophthalmos   protrusion of the eyeballs  
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fasting plasma glucose   Also known as fasting blood sugar test. Measures circulating glucose level in a patient who has fasted at least 8 hours  
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gastroparesis   loss of gastric motality  
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gigantism   Hypersecretion of growth hormone from the anterior pituitary before puberty, leading to abnormal overgrowth of body tissue  
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glucose tolerance test   is used to diagnose pre-diabetes and gestational diabetes  
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goiter   enlargement of the thyroid gland  
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graves disease   most common form of hyperthyroidism; resulting from an autoimmune process  
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hirsutism   excessive hair on the face and body  
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hyperinsulinism   Exsess secretion of insulin causing hypoglycemia  
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hyperparathyroidism   excessive production of parathormone  
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hyperthyroidism   Overactivity of the thyroid gland  
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ketoacidosis   fats are improperly burned, leading to an accumulation of ketones and acids in the body  
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myxedema   advanced hypothyroidism in adulthood  
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panhypopituitarism   Condition of deficient secretion of all hormones from the pituitary gland  
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pheochromocytoma   Benign tumor of the adrenal medulla  
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tetany   constant muscle contraction  
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thyroid carcinoma   cancer of the thyroid gland  
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thyroid function tests   measurement of T3, T4, and TSH in the bloodstream  
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thyroid scan   Scanner detects radioactivity and visulizes the thyroid gland after intravenous administration of a radioactive compound  
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thyrotoxicosis   condition of increasedasecretion from the throid gland with symptoms such as sweating, rapid pulse, tremors, and exophthalmos  
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