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Medical Terminology Chapter 13
Med Term Ch 13 Endocrine System
117
Medical
Undergraduate 1
11/07/2013

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Term
adren/o
Definition
adrenal glands
Term
gonad/o
Definition
gamete (sex cell) producing glands
Term
testic/o
Definition
testicles
Term
ovari/o
Definition
ovaries
Term
pancreat/o
Definition
pancreas
Term
parathyroid/o
Definition
parathyroid glands
Term
pineal/o
Definition
influences the sleep-wakefulness
Term
pituit/o
pituitar/o
Definition
pituitary gland
Term
thym/o
Definition
thymus
Term
thyr/o
thyroid/o
Definition
thyroid gland
Term
acr/o
Definition
extremities, top, extreme point
Term
adren/o
Definition
adrenal glands
Term
crin/o
Definition
secrete
Term
-dipsia
Definition
thirst
Term
gyc/o
Definition
glucose, sugar
Term
gonad/o
Definition
gonad
Term
-ism
Definition
condition of
Term
poly-
Definition
many
Term
somat/o
Definition
body
Term
homeostasis
Definition
processes through which the body maintains a constant internal environment
Term
home/o
Definition
constant
Term
-stasis
Definition
control
Term
hormones
Definition
chemical messengers that are secreted by endocrine glands directly to the bloodstream
Term
endocrine glands
Definition
produce hormones, do not have ducs
Term
endo-
Definition
within,
Term
-crine
Definition
secrete
Term
pituitary glands
Definition
hypophysis
pea-sized gland that is divided into two parts, the anterior and the posterior lobes
Term
endocrine glands
Definition
one pituitary glands - two lobes
one pineal gland
one thyroid gland
four parathyroid glands
one thymus
one pancreas
two adrenal glands
two gonads
Term
adrenocorticotropic hormone
Definition
stimulates the growth and secretions of the adrenal cortex
Term
cortic/o
Definition
cortex
Term
trop
Definition
change
Term
follicle-stimulating hormones (FSH)
Definition
stimulates the secretion of estrogen and the growth of ova
Term
growth hormone (GH)
Definition
somatotropic hormone
regulates the growth of bone, muscle, and other body tissues
Term
somat/o
Definition
body
Term
interstitial cell-stimulating hormone {JCSH)
Definition
stimulates ovulation in the female in the male
Term
lactogenic hormone (LTH)
Definition
prolactin
stimulates and maintains the secretion of breast milk in the mother afer childbirth
Term
lact/o
Definition
milk
Term
gen
Definition
producing
Term
luteinizing hormone (LH)
Definition
stimulates ovulation in the female
Term
melanocyte-stimulating hormone (MSH)
Definition
increases the production of melanin in melanocytes, thereby causing darkening of skin pigmentation
Term
thyroid-stimulating hormone (TSH)
Definition
stimulates the secretion of hormones
Term
antidiuretic hormone (ADH)
Definition
secreed by the hypothalamus and stored and released in the pituitary gland
Term
diuretic
Definition
administered to increase the amount of urine secretion
Term
oxytocin
Definition
stimulates uterine contractions during childbirth
Term
oxy-
Definition
swift \
Term
-tocin
Definition
labor
Term
pitocin
Definition
synthetic form of oxytocin that is administered to induce or speed up labor
Term
pineal gland
Definition
pineal body
very small endocrine gland
Term
melatonin
Definition
influences the sleep-wakefulness portions of the circadian cycle
Term
circadian cycle
Definition
refers to the biological functions that occur within a 24-hour period
Term
metabolism
Definition
describes all the processes involved in the body's use of nutrients
Term
calcitonin
Definition
produced by the thyroid gland, a hormone that works with the parathyroi hormone to decrease calcium levels in the blood and tissues by moving calcium into storage in the bones and teeth
Term
parathyroid glands
Definition
which is about the size of a grain of rice, embedded in the posterior surface of the thyroid gland
Term
parathyroid hormone (PTH)
Definition
works with the hormone calcitonin that is secreted by the thyroid gland
Term
thymus
Definition
located near the midline in the anterior portion of the thoracic cavity
Term
thymosin
Definition
which plays an important part in the immune system by stimulating the maturation of lymphocytes into T cells
Term
pancreas
Definition
feather-shaped organ located posterior to the stomach that functions as part of both the digestive and the endocrine systems
Term
pancreatic islets
Definition
parts of the pancreas that have endocrine functions
Term
islets
Definition
small isolated mass, or island, one type of tissue within a larger mass of a different type
Term
glucose
Definition
blood sugar
Term
glucagon
Definition
hormone secreted by the alpha cells of the pancreatic islets in response to low levels of glucose
Term
insulin
Definition
hormone secreted by the beta cells of the pancreatic islets in response to high levels of glucose in the bloodstream
Term
adrenal glands
Definition
suprarenals
so named because they are located with one of each kidney
Term
adrenal cortex
Definition
outer portion of kidney
Term
adrenal medulla
Definition
middle portion of kidney
Term
electrolytes
Definition
mineral substances, such as sodium and potassium normally found in blood
Term
androgens
Definition
sex hormones secreted by the gonads, the adrenal cortex, and fat cells
Term
corticosteroids
Definition
steroid hormones produced by the adrena cortex
Term
aldosterone
Definition
corticosteroid that regulates the salt and water levels in the body by increasing sodium reabsorption and potassium excretion by the kidneys
Term
reabsorption
Definition
returning a substance to the bloodstream
Term
cortisol
Definition
hydrocortisone
corticosteroid that has an anti-inflammatory action
Term
epinephrine
Definition
adrenaline
stimulates the sympathetic nervous system in response to physical injury or to mental stress such as fear
Term
norepinephrine
Definition
hormone and a neurohormone
Term
gonads
Definition
gamete-producing glands
Term
secondary sex characteristics
Definition
features that distinguish the two sexes but not directy related to reproduction
Term
puberty
Definition
process of physical changes by which a child's body becomes an adult body that is capable of reproducing
Term
precocious puberty
Definition
early onset of the changes of puberty
Term
estrogen
Definition
hormone secreted by the ovaries that is important in the development and maintenance of the female secondary sex characterisics and in regulation of the menstrual cycle
Term
progesterone
Definition
hormone released during the second half of the menstrual cycle by the corpus luteum in the ovary
Term
gamete
Definition
reproductive cell
Term
gonadotropin
Definition
any hormone that stimulates the gonads
Term
androgens
Definition
sex hormones, primarily testosterone, secreted by he gonads, the adrenal cortex, and fat cells
Term
testosterone
Definition
steroid horone secreted by the testicles and the adrenal cortex to stimulate the development of male secondary sex characteristics
Term
steroids
Definition
large family of hormone-like substances that share the same fat-soluble chemical structure
Term
anabolic steroids
Definition
man-made substances that are chemically related to male sex hormones
Term
leptin
Definition
protein hormone secreted by fat cells that is involved in the regulation of appetite
Term
neurohormones
Definition
produced and released by neurons in the brain, rather than by the endocrine glands, and delivery to organs and tissues through the bloodstream
Term
endocrinologist
Definition
physician who specializes in diagnosing and treating diseases and malfunctions of the endocrine glands
Term
endocrin
Definition
secrete within
Term
certified diabetes educator (CDE)
Definition
health care professional qualified to teach people with diabetes how to manage their disease
Term
acromegaly
Definition
rare chronic disease characterized by abnormal enlargement of extremeties
Term
acr/o
Definition
extremeties
Term
-megaly
Definition
enlargement
Term
gigantism
Definition
abnormal growth of the entire body that is caused by excessive secretion of growth hormone
Term
hyperpituitarism
Definition
excess secretion of growht hormone that causes acromegaly and gigantism
Term
hyper-
Definition
excessive
Term
pituitar
Definition
pituitar
Term
-ism
Definition
condition
Term
short stature
Definition
dwarfism
sometimes caused by deficient secretion of growth hormone
Term
pituitary adenoma
Definition
pituitary tumor
two types of slow-growing benign tumors
Term
functioning pituitary tumors
Definition
produce hormones in large and unregulated amounts
Term
nonfunctioning pituitary tumors
Definition
do not produce any significant amounts of these hormones
Term
galactorrhea
Definition
condition in which an excess of prolatin causes the breasts to produce milk spontaneously
Term
prolactinoma
Definition
benign tumor of the pituitary gland
Term
pro
Definition
secreed by the hypothalamus and stored and released in the pituitary glandon behalf of
Term
lactin
Definition
milk
Term
diabetes insipidus
Definition
not related to diabetes mellitus, caused by an insufficient production of the antidiuretic hormone ADH or by th inability of the kidneys to resond appropriately to this hormones
Term
insipidus
Definition
comes from Latin word meaning without taste
Term
syndrome of inappropriate antidiuretic hormone (SIADH)
Definition
caused by overproduction of the antidiuretic hormone ADH
Term
pinealoma
Definition
tumor of the pineal gland that can disrupt the production of melatonin
Term
pineal
Definition
pineal gland
Term
thyroid carcinoma
Definition
cancer
most common cancer of the endocrine system
Term
hashimoto's disease
Definition
chronic lymphocytic thyroiditis
autoimmune disease in which the body's own antibodies attack and destroy the cells of he thyroid gland
Term
hypothyroidism
Definition
under active thyroid
caused by deficiency of thyroid secretion
Term
cretinism
Definition
congenital form of hypothyroidism
Term
myxedema
Definition
adult hypothyroidism
caused by extreme deficiency of thyroid secretion
Term
thyroid nodules
Definition
lumps in the thyroid
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