endocrine system beginning- graves disease Flashcards
what is the endocrine system
make up of glands that release their products directly into the bloodstream (lymph), hormones
what are hormones
chemicals
how does the endocrine system release its products
through glands, blood, and hormones
function of hormones
messangers, coordinate and direct activity of the body’s cells
functions of the endocrine system in general
reproduction, growth, development, defense, metabolism, maintenance of H2O/ electrolyte balance
target of the endocrine system
specific organs, hormones
endocrine system vs. nervous system
endocrine- hormones (blood) - slower -continuous
nervous- nerves, faster, over quickly
pituitary glands wrong nickname
master gland
what controls secretion of pituitary gland
hypothalmus
describe the structure of the pituitary gland
pea sized, on a stalk at the base of the skull
relationship between the hormones and glands
hormones down, glands release.
hormones up, glands shut off
what is the target organ of growth hormones
long bones
is dwarfism hyper of hypo
hypo
what is dwarfism
hypo: normal sized head and hands, not proportional, short (CHILDHOOD)
is a giant hypo or hyper
hyper
when does a giant get affected
childhood
is acromegaly hypo or hyper
hyper
acromegaly
facial malformations (hyper) (adulthood) face bones keep growing
what is prolactin involved in
breast milk production