the endocrine system
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what is the endocrine system
a system made up of many glands that secrete hormones directly into the bloodstream
describe the pituitary gland
-links the nervous system to the endocrine system -produces many hormones that control different functions in the body -located at the base of the brain -split into 2 lobes
describe the kidney
-filter waste products from the blood -reabsorption of useful substances
describe the pancreas
regulates blood sugar levels
name the 2 lobes in the pituitary gland
ANTERIOR & POSTERIOR LOBE
hormones in the anterior lobe
growth hormone -(TSH)thyroid stimulating hormone-regulates metabolism
hormones in the posterior lobe
-(ADH)-antidiuretic hormone -increase absorption of water into the blood by the kidneys
what 2 hormones does the pancreas produce
insulin & glucagon
what does insulin do
Insulin lowers blood glucose levels and is produced by the beta cells
where is insulin produced
islets of Langerhans
what does glucagon do
Increases blood glucose levels
where is glucagon produced
Islets of langerhans
Glycogenesis
Making glycogen from glucose
Glycogenolysis
The breakdown of glycogen to glucose
What is the exocrine function
Helps in digestion-makes enzymes for small intestine
What is the endocrine function
Regulates blood sugar-makes hormones