Chapter 11 The Great Communicator Flashcards
The ____ system is composed of ductless glands that secrete chemical messengers,called hormones, into the bloodstream
endocrine
prefix means within
endo-
suffix to secrete
-crine
Greek word means impulse or set in motion
hormone
list the glands of the endocrine system (there are 8)
- Pituitary (1)
- Thyroid (1)
- Parathyroid (4)
- Adrenals (2)
- Pancreas (1)
- Thymus (1)
- Pineal (1)
- Gondads (2)
The master gland, maintains appropriate hormone levels in the body
pituitary gland
combining form pituitary
pituit/o
the pituitary gland is under the influence of the ___
hypothalamus
combining form gland
aden/o
abbreviation thyroid stimulating hormone
TSH
augments secretion from the thyroid gland
thyroid stimulating hormone
augments secretion from the adrenal glands
adrenocorticotropic hormone
abbreviation adrenocorticotropic hormone
ACTH
maintains water balance in the body by augmenting water reabsorption in the kidneys
antidiuretic hormone
butterfly-shaped gland located on either side of the larynx
thyroid hormone
combining form thyroid
thyroid/o, thyr/o
this gland is responsible for regulation of metabolism, iodine uptake, Ca++ levels
thyroid gland
thyroid hormone that promotes absorption of Ca++ from blood into bones
calcitonin
thyroid hormones that regulate metabolism
thyroxine, triiodothyronine
four glands on surface of thyroid gland, regulate blood Ca++ and phosphorous
parathyroid glands
combining form parathyroid
parathyroid/o
two small glands located cranial to each kidney
adrenal glands
prefix toward
ad-
combining form kidney
ren/o
prefix above
supra-
combining form adrenal
adren/o, adrenal/o
outer portion of adrenal
cortex
inner portion of adrenal
medulla
the adrenal cortex secretes
corticosteroids
a group of corticosteroids that regulate water balance by affecting transport in the kidney
mineralocorticoids
a group of corticosteroids that regulate carbohydrate, fat and protein metabolism; resistance to stress and immunologic function
glucocorticoids
principle mineralocorticoid that regulates Na+ and K+
aldosterone
a group of corticosteroids that regulate male sex characteristics
androgens
combining form male
andr/o
suffix producing
-gen
synthetic medication similar to testosterone that are used to increase strength and muscle mass
Anabolic steroids
breaking down
catabolism
secretions of the adrenal medulla
epinephrine and norepinephrine
another name for epinephrine
adrenaline
catecholamine responsible for fight or flight, increases HR, BP, BG
epinephrine and norepinephrine
aggregation of cells near the duodenum, endocrine and exocrine function
pancreas
This endocrine organ is involved in blood glucose regulation
pancreas
hormone that decreases blood glucose
insulin
hormone that increases blood glucose
glucagon
gland predominate in young animals in the cranioventral portion of the thorax, immunologic function
thymus
combining form thymus
thym/o
aggregation of cells in the central portion of the brain, affect circadian rhythm
pineal gland
combining form pineal gland
pineal/o
controls circadian rhythm and reproductive timing
melatonin
sex cell
gamete
gamete-producing glands
gonads
disorder caused by deficient adrenal cortex
Hypoadrenocorticism, Addison’s disease
disorder caused by excessive adrenal cortex production
Hyperadrenocorticism, Cushing’s disease
condition of excessive thyroid hormone
hyperthyroidism
condition of deficient thyroid hormone
hypothyroidism
inflammation of the pancreas
pancreatitis
tumor of the thymus
thymoma
surgical removal of one or both adrenal glands
adrenalectomy
chemical secreted by posterior pituitary that stimulates uterine contractions during parturition
oxytocin
the regulator of the endocrine system
hypothalamus