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Medical Terminology Ch. 8
The Endocrine System
62
Medical
Professional
10/12/2015

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Term
acr/o (root)
Definition
extremities
Term
aden/o (root)
Definition
gland
Term
adren/o, adrenal/o (root)
Definition
adrenal glands
Term
calc/i (root)
Definition
calcium
Term
crin/o (root)
Definition
to separate or secrete
Term
endocrin/o (root)
Definition
endocrine
Term
gluc/o, glyc/o (root)
Definition
sugar, glucose, glycogen
Term
hypophys/o (root)
Definition
pituitary gland
Term
-ine (suffix)
Definition
suffix used in the formation of names of chemical substances
Term
-megaly (suffix)
Definition
enlargement
Term
-oma (suffix)
Definition
tumor
Term
pancreat/o (root)
Definition
pancreas
Term
parathyr/o, parathyroid/o (root)
Definition
parathyroid gland
Term
thyr/o, thyroid/o (root)
Definition
thyroid gland
Term
-tropin (suffix)
Definition
nourishment or stimulation
Term
pituitary gland (term)
Definition
master gland; regulates activities of other glands
Term
hypophysis (term)
Definition
pituitary gland
Term
adenohypophysis (term)
Definition
anterior lobe of the pituitary gland
Term
growth hormone (GH) (term)
Definition
regulates growth and development of bones, muscles, other organs
Term
thyroid-stimulating hormone (TSH) (term)
Definition
regulates growth and development of thyroid gland
Term
adrenocorticotropic hormone (ACTH) (term)
Definition
regulates growth and development of adrenal cortex
Term
follicle-stimulating hormone (FSH) (term)
Definition
stimulates production of sperm in the male and growth of ovarian follicles in the female
Term
luteinizing hormone (LH) (term)
Definition
stimulates the production of testosterone in the male and secretion of estrogen and progesterone in the female
Term
prolactin hormone (PRL) (term)
Definition
stimulates milk secretion in the mammary glands
Term
melanocyte-stimulating hormone (MSH) (term)
Definition
regulates skin pigmentation
Term
neurohypophysis (term)
Definition
posterior lobe of the pituitary gland
Term
antidiuretic hormone (ADH) (term)
Definition
stimulates the reabsorption of water by the kidney tubules
Term
oxytocin (term)
Definition
stimulates the uterus to contract during labor and delivery
Term
thyroxine (T4) (term)
Definition
influences growth and development, both physical and mental
Term
triiodothyronine (T3) (term)
Definition
maintains and regulates metabolism
Term
calcitonin (term)
Definition
decreases the blood level of calcium
Term
parathormone (PTH) (term)
Definition
increases the blood level of calcium
Term
cortisol (hydrocortisone) (term)
Definition
regulates carbohydrates, proteins, fat metabolism; anti-inflammatory effect; helps the body cope during stress
Term
aldosterone (term)
Definition
regulates water and electrolyte balance
Term
androgen (sex hormone) (term)
Definition
regulates development of secondary male sex characteristics
Term
epinephrine (adrenaline) (term)
Definition
acts as a vasoconstrictor, cardiac stimulant, and antispasmodic; releases glucose into the blood (providing a spurt of energy)
Term
norepinephrine (term)
Definition
acts as a vasoconstrictor; elevates blood pressure and heart rate
Term
insulin (term)
Definition
transports glucose into the cells; decreases blood glucose levels
Term
glucagon (term)
Definition
promotes release of glucose by liver; increases blood glucose levels
Term
estrogen (term)
Definition
promotes growth, development, and maintenance of female sex organs
Term
progesterone (term)
Definition
prepares uterus for pregnancy; promotes development of mammary glands
Term
testosterone (term)
Definition
promotes growth, development, and maintenance of male sex organs
Term
HbA1c (abbreviation)
Definition
hemoglobin A1c (reflects average long-term glucose levels for 2-3 months before glucose blood level is drawn)
Term
adenogenous (term)
Definition
originating in a gland
Term
corticosteroids (term)
Definition
steroids produced by the cortices of the adrenal glands (cortisol)
Term
exocrine (term)
Definition
adjective describing a gland that delivers its secretions through a duct onto the skin or epithelial surface
Term
gonadotropin (term)
Definition
hormones promoting gonadal growth
Term
islets of Langerhans (term)
Definition
clusters of specialized cells in the pancreas that secrete insulin
Term
ovaries (term)
Definition
female gonads; two oval-shaped glands that are located in the pelvic cavity
Term
pineal gland (term)
Definition
gland that secretes melatonin, an antioxidant that is otherwise not well understood
Term
suprarenal glands (term)
Definition
another name for the adrenal glands
Term
acromegaly (term)
Definition
enlargement of the extremities (mostly hands and feet) caused by excessive secretion of the growth hormone after puberty
Term
adenitis (term)
Definition
inflammation of a gland
Term
Addison's disease (term)
Definition
a disorder characterized by a failure of the adrenal glands to produce hydrocortisone and in some cases aldosterone
Term
adrenomegaly (term)
Definition
enlargement of the adrenal glands
Term
Cushing's syndrome (term)
Definition
a hormonal disorder caused by too much hydrocortisone
Term
diabetes mellitus (term)
Definition
a condition brought about by insufficient production of insulin in the pancreas or the failure of the body's cells to absorb glucose
Term
gigantism (term)
Definition
abnormal overgrowth of the body due to excessive secretion of the growth hormone before puberty
Term
glycosuria (term)
Definition
sugar in the urine
Term
Hashimoto's thyroiditis (term)
Definition
an autoimmune disorder that attacks the thyroid gland causing hypothyroidism
Term
thyroaplasia (term)
Definition
congenital condition characterized by low thyroid output
Term
thyroparathyroidectomy (term)
Definition
excision of the thyroid and parathyroid glands
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