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Med Term: Endocrine System
Med Term Ch. 16 from Exploring Medical Language
99
Medical
10th Grade
11/11/2010

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Term

Pituitary Gland

or

hypohysis cerebri

Definition
Refered to as the master gland because it produces hormones that stimulate the function of other endocrine organs; the size of a pea in the brain; is divided into two lobes.
Term

Anterior lobe

or

adenhypophysis

Definition
produces and secretes hormones
Term
Growth Hormone (GH)
Definition
regulates the growth of the body
Term
Adrenocorticotropic hormone (ATCH)
Definition
stimulates the adrenal cortex
Term
Thyroid-Stimulating Hormone (TSH)
Definition
stimulates the thyroid gland
Term
Gonadotropic hormones
Definition
affects male and female reproductive systems
Term
follicle-stimulating hormone (FSH), lutenizing hormone (LH)
Definition
regulate development, growth, and function of the ovaries and testes
Term
prolactin or latogenic hormone (PRL)
Definition
promotes the development of glandular tissue during pregnancy and produces milk after birth of an infant
Term

Posterior Lobes

or

Neurohypophysis

Definition
stores and releases antidiuretic hormone and oxycotin
Term
Antidiuretic hormone (ADH)
Definition
stimulates the kidney to reabsorbe water
Term
Oxycotin
Definition
stimulates the urinary contractions during labor and postpartum
Term
Hypothalamus
Definition
secretes "releasing" hormone that stimulates the release of pituitarygland hormones
Term
Thyroid Gland
Definition
largest endocrine system that secretes the hormone triiodothyronine and thyroxine
Term
Thyroxine
Definition
hormone necessary for cell metablosim
Term
Parathyroid glands
Definition
4 small bodies that lay behind the thyroid; produces parathormone which helps maintain the the level of calcium in the blood
Term
Islets of Langerhans
Definition
clusters of endocrine tissue that secrete various hormones, including insulin and glucagon
Term

Adrenal glands

or

Suprarenals

Definition
paired glands located above each kidney; outer portion is called adrenal cortex and the inner portion is called adrenal medulla
Term
Cortisol
Definition
secreted by the adrenal cortex and aids the body during stress
Term
Aldosterone
Definition
secreted by the adrenal cortex which regulates mineral salts that are necessary for normal body function
Term

Epinephrine (adrenaline)

and

Norepinephrine (noradrenaline)

Definition
secreted by the adrenal medulla and help the body to deal with stress by increasing BP, heartbeat, and R
Term
aden/o
Definition
gland
Term

adren/o

or

adrenal/o

Definition
adrenal glands
Term
cortic/o
Definition
cortex
Term
endocrin/o
Definition
endocrine
Term
parathyroid/o
Definition
parathyroid glands
Term
pituitar/o
Definition
pituitary glands
Term

thyroid/o

or

thyr/o

Definition
thyroid glands
Term
acr/o
Definition
extremities, height
Term
calci/o
Definition
calcium
Term
dips/o
Definition
thirst
Term
kal/i
Definition
potassium
Term
natr/o
Definition
sodium
Term
-drome
Definition
run, running
Term
acromegaly
Definition
enlargement of the extremities
Term
adenitis
Definition
inflammation of a gland
Term
adenomegaly
Definition
enlargment of a gland
Term
adenosis
Definition
abnormal condition of a gland
Term
adrenalitis
Definition
inflammation of the adrenal gland
Term
adrenomegaly
Definition
enlargement (of one or both) of the adrenal glands
Term
hypercalcemia
Definition
excessive calcium in the blood
Term
hyperglycemia
Definition
excessive sugar in the blood
Term
hyperkalemia
Definition
excessive potassium in the blood
Term
hyperpituitariasm
Definition
state of excessive pituitary gland activity
Term
hyperthyroidism
Definition
state of excessive thyroid gland activity
Term
hypocalcemia
Definition
deficient calcium in the blood
Term
hypoglycemia
Definition
deficient sugar in the blood
Term
hypokalemia
Definition
deficient potassium in the blood
Term
hyponatremia
Definition
deficient sodium in the blood
Term
hypopituitarism
Definition
state of deficient pituitary gland activity
Term
hypothyroidism
Definition
state of deficient thyroid gland activity
Term
panhypopituitarism
Definition
state of total deficient pituitary gland activity
Term
parathyroidoma
Definition
tumor of a parathyroid gland
Term
thyroiditis
Definition
inflammation of the thyroid
Term
acidosis
Definition
condition caused by an abnormal accumulation of acid products of metabolism seen in uncontrolled diabetes mellitus
Term
Addison disease
Definition
chronic syndrome resulting form a deficiency in the hromonal secretion of the adrenal cortex
Term
cretinism
Definition
condition caused by congenital absence or atrophy (wasting away) of the thyroid gland, resulting in hypothyroidism
Term
Cushing syndrome
Definition
group of symptoms attributed to the excessive production of cotisol by the adrenal cortices (pl. of cortex)
Term
diabetes insipidus (DI)
Definition
result of decreased scretion of antidiuretic hormone by the posterior lobe of the pituitary gland
Term
diabetes mellitus (DM)
Definition
chronic disease involving a disorder of carbohydrate metabolism caused by underactivity of the islets of Langerhans and characterized by hyperglycemia
Term
gigantism
Definition
condition brought about by overproduction of growth hormone by the pituitary gland befor puberty
Term
goiter
Definition
enlargment of the thyroid gland
Term
Graves disease
Definition
a disorder of the tyroid gland characterized by the presence of hyperthyroidism, goiter, and exophthalmos
Term
ketosis
Definition
condition of resulting from uncontrolled diabetes mellitus, in which the body has an abnormal concetration of ketone bodies
Term
myxedema
Definition
condition resulting from a deficiency of the thyroid hormone
Term
pheochromocytoma
Definition
tumor of the adrenal medulla characterized by high BP, headaches, palpitations, diaphoresis, chest pain, and abdominal pain
Term
tetany
Definition
condition affecting nerves causing muscle spasms as a result of low calcium in the blood
Term
thyrotoxicosis
Definition
a condition caused by excessive thyroid hormones
Term
adenectomy
Definition
excision of a gland
Term
adrenalectomy
Definition
excision of (one or both) adrenal glands
Term
parathyroidectomy
Definition
excision of (one or more) parathyroid glands
Term
thyroidectomy
Definition
excision of the thyroid gland
Term
thyroidotomy
Definition
incision of the thyroid gland
Term
thyroparathyroidectomy
Definition
excision of the thyroid and parathyroid glands
Term
radioactive iodine uptake (RAUI)
Definition
nuclear medicine scan that measures thyroid function
Term
thyroid scan
Definition
nuclear medicine test that shows the size, shape, and function of the thyroid gland
Term
fasting blood sugar (FBS)
Definition
a blood test performed after a patient has fasted for 8 to 10 hours to determine the amount of glucose (sugar) in the blood
Term
glycosylated hemoglobin (HbA1C)
Definition
a blood test that measures the average blood sugar concentration over the life of a RBC
Term
thyroid-stiulating hormone level
Definition
a blood test that measures the amount of thyroid-stimulating hormone in the blood
Term
thyroxine level (T4)
Definition
a blood study that gives the direct measurement of the amount of thyroxine in the patients blood
Term
adrenocorticohyperplasia
Definition
excessive development of the adrenal cortex
Term
adrenopathy
Definition
disease of the adrenal gland
Term
cortical
Definition
pertaining to the cortex
Term
corticoid
Definition
resembling the cortex
Term
endocrinologist
Definition
physician who studies and treats diseases of the endocrine system
Term
endocrinology
Definition
the study of the endocrine system
Term
endocrinopathy
Definition
any disease of the endocrine system
Term
euglycemia
Definition
normal level of sugar in the blood
Term
euthyroid
Definition
resembling a normal thyroid gland
Term
polydipsia
Definition
abnormal state of much thirst
Term
syndrome
Definition
set of symptoms that occur together
Term
exophthalmos
Definition
abnormal protrusion of the eyeball
Term
hormone
Definition
a chemical substance secreted by an endocrine gland that is carried in the blood to the target tissue
Term
isthmus
Definition
narrow strip of tissue connecting 2 large parts on the body
Term
metabolism
Definition
sum total of all chemical processes that take place in a living organism
Term
DI
Definition
diabetes insipidus
Term
DM
Definition
diabetes mellitus
Term
FBS
Definition
fasting blood sugar
Term
HbA1C
Definition
glycosylated hemoglobin
Term
T4
Definition
thyroxine level
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