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57 Cards in this Set
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- 3rd side (hint)
pituitary gland secr hormones that reg endocrine act of?
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thyroid gland
adrenal cortex repro organs melanin production stimulates |
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neuroendocrine system controlled by? and they coordinate?
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hypothalamus
pituitary body fnx's by transmitting messages between cells and tissues |
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endocrine syst contrast nervous syst by?
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electric impulse and neurotransmitter communication
neurons to neurons or tissues or organs or glands |
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endocrine hormone pw?
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hormones = blood= targets site= target cells
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nerve impulse response time?
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milliseconds
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endocrine hormones response time?
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seconds
days weeks months |
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interrelation between nervous syst and endocrine?
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hormone release can b contr by nerve impulses
hormones can also stim or inh release of nerve impulses |
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pituitary hormones comtrol?
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almost all other endocrine glands of body
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pituitary hormones promote?
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growth and control of water balance in bod
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descr and situate pituitary gland?
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small
bean shaped reddish grey organ located saddle shaped depression= sella turcica floor of skull= sphenoid bone attatched tp base of brain= stalk near hypothalamus |
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two pituitary lobes?
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anterior = adenohypophysis
posterior = neurohypophysis |
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adenohypophysis?
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epithel cells groups seperated= blood channels
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neurohypophysis?
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nervous ct and nerve like secxr cells
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intermediate lobe?
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area betw ant and post lobe
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ant pit gland hormones control functions how many? what are they? composed of?
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10- 12 functions in body
peptides amino acids |
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6 hormones released from ant pit ?
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GH
TSH PROLACTIN ACTH adrenocorticotropic hormone FSH LH |
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GH?
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normal skeletal growth
neutralized by gonadal sex hormones during adolescence |
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TSH?
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controls
normal fnxing thyroid gland |
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ACTH?
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activity of cotex of adrenal glands
and stress reaction |
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PROLACTIN?
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initiates milk secrx
mammary glands during pregnancy |
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FSH?
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stim form = graafian follicle
in female ovary and spermatozoa dev in male |
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LH?
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stim form of ovarian hormones
after ovulation initiates lactation male: stim testes in tissue to elaborate testosterone |
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hormonal act of ant pituitary contr by?
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hypothalamic chemical messangers
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slide
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hypothalamic releasing hormones?
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TRH = THYROTROPIN RELEASING HORM
CRH= CORTICOTROPIC RELEASING HORMONE GHRH= GROWTH HORMONE RELEASING HORMONE GnRH = GONADOTROPIN RELEASING HORMONE PRH= PROLACTIN RELEASING HORMONE PIH= PROLACTIN INHIBITING HORMONE |
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hypothalamic hormones 》 ant pituitary》 targets
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targets
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adrenocorticotropic related drugs?
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cosyntropin ( synthetoc human ACTH ADRENOCORTICOTROPIN HORMONE)
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cosyntropin ?
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for diax of adrenal insufficiency
ACTH is used in tx of? multiple sclerosis infantile spasms= west syndrome between 3 and 12 mnths |
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A/E ACTH ?
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osteoporosis
hpt peripheral oedema hypokalemia emotional disturbances incr risk of infections |
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GH RELATED DRUGS ARE AND DO?
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somatotropin
by ant pituitary in response to GHRH pulsatile manner highest levels during sleep |
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somatotropin stimulates?
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cell prolif
bone growth |
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synthetic somatotropin produced during?
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recombinant DNA tech
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animal somatotropin?
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ineff in humans
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GH , somatotropin indicated for?
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growth fx in children, GH def
growth failure d/t PRADER WILLI SYNDROME = (GENETIC DISORX RESULTS IN POOR MUSCLE TONE AND LOW LEVELS SEX HORMONES) management of AIDS wasting syndrome short bowel syndrome = cannot absorp enough fluids and nutrients replacemnt in adults with confirmed GH deficiency |
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somatotropin not indicated for?
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pediatrics with closed epiphysis
increased intracranial pressure diabetic retinopathy obese patients with PRADER WILLI SYNDROME |
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GHIH RELATED DRUGS= SOMATOSTATIN = found in? and inhibits release of?
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neurons
intestine pancreas GH INSULIN GLUCAGON GASTRIN |
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analog to somatostatin?
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octreotide
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octreotide used to?
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acromegaly
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octreotide A/E?
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diarrhea
abdominal pain flatulence nausea steatorrhea delay of gallbladder emptying long term tx = asympromatic cholesterol gallstones |
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GRH DRUGS gonadotropin releasing hormone related drugs
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gonadorelin
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gonadorelin explain?
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subjected to pulsatile secrections
essential to FSH AND LH SECRETION FROM PITUITARY |
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synthetic analogs of GnRH? effective in?
therefore tx of? |
leuprolide
goserelin nafarelin histrelin they are agonists supressing prodx of gonadal hormones when admoinistered continuously prostatic cancer endomertriosis precoscious puberty |
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synthetic analogs of GnRH related drugs A/E? in women
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hot flushes
precoscious puberty diminished puberty diminished libido depression ovarian cysts |
precocious = mature in development
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AE IN MEN synthetic analogs of GnRH RELATED DRUGS?
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bone pain
edema gynecomastia hot flushes diminished libido |
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gonadotropin relared drugs fnx?
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reg release of gonadal steroid hormones
used in tx of infertility in men and women |
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gonadotropin relared drugs related substances?
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menotropins
human menopausal gonadotropin = hMG chorionic gonadotropin (hcg) urofollitropin follitropin |
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menotropins
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hMG
obtained from urine of post menopausal women containing FSH AND LH |
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chorionic gonadotropin
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hcg
placental hormone secreted in urine structurally related to LH |
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urofollitropin
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FSH OBTAINED from post menopausal women without any LH
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follitropin
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alpha and beta = human FSH products
synthesized by recombinant DNA |
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gonadotropin relared drugs , substance administration?
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all = injected via IM , subcutaneous
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injection of hMG and FSH particulars? and subsequent inj of ? causes?
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period of 5-12 days
causes ovarian follicular growth and maturation hCG ovulation occurs |
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gonadotropin relared drugs: men lacking gonadotropins treatment ? causes? subsequent inj?
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hCG
external sexual maturation hMG or follitropin results in spermatogenesis |
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gonadotropin relared drugs: related substances adverse effects women? men?
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ovarian enlargement
possible hypovolemia multiple births gynecomastia |
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prolactin related drugs: prolactin fnx?
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stim and maintain lactation
reults in sexual drive reproductive fnx decrease |
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hypoprolactinemic conditions?
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no synthetic preparation available.
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hyper prolactinema ass with galactorrhea and hypogonadism tx with?
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bromocriptine
cabergoline |
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bromocriptine
cabergoline also used to tx ? AE ? |
pituitary microadenoma
macroprolactinomas hyperprolactinemia nausea headache possible psychiatric problems |
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