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A&P lab 2 quiz 1
select facts
34
Anatomy
Undergraduate 2
02/11/2011

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Term
role of hypothalamus
Definition
controlling pituitary functions; providdes an important link between nervous and endocrine systems
Term
anterior lobe of pituitary
Definition
adenohypophysis
Term
infundibulum
Definition
contects pituitary gland to hypothalamus. HT plays important role in controlling endocrine system. Because it regulates the PG's secretion of hormones
Term
thyroid gland's follicles are filled with this
Definition
thyroglobulin
Term
calitonin
Definition
product of the parafollicular cells of the thyroid gland
Term
iodine
Definition
element essential for the physiological activity of thyroid hormone
Term
there are a total of ___ parathyroid glands found on the ___ surface of the thyroid gland
Definition
4; posterior
Term
parathyroid hormone increases ___ and decreases ___ concentrations in the blood
Definition
calcium; phosphorus
Term
alpha cells in islets of Langerhans of the pancreas
Definition
glucagon
Term
beta cells in the islets of langerhans of pancreas
Definition
insulin
Term
delta cells
Definition
somatostatin
Term
adrenal cortex's 3 diff groups of corticosteriods
Definition
minerocorticoids; glucocorticoids; gonadocorticoids
Term
2 hormones secreted by adrenal medulla
Definition
epinephrine and norepinephrine
Term
stimulus that triggers release of ephinphrine or norep.
Definition
increase hr, increase bp, increase blood glucose conc, increase respiration rates, decrease digestive action
Term
thymus places important role in what major body system
Definition
immune system
Term
pineal sand is composed of deposits of what?
Definition
calcium
Term
melatonin secretion peaks at what time of day?
Definition
night
Term
type of cell that find surround parathyroid
Definition
thyroid
Term
from what zone of adrenal cortex is aldosterone secreted?
Definition
zone of glomerulosa
Term
Gigantism
Definition
hypersecretion of GH in growing years
Term
acromegaly
Definition
hypersecretion of GH in adult years
Term
dwarfism
Definition
undersecretion of GH in growing years
Term
hypersecretion of porlactin
Definition
absence of cycle in female/ impotence in males
Term
graves disease
Definition
hypersecretion of TH
Term
cretinism
Definition
undersecretion of TH in children
Term
myxedema
Definition
undersecretion of TH in adults
Term
hypercalcemia
Definition
hypersecretion of parathyroid hormone
Term
hypocalcemia
Definition
undersecretion of PTH
Term
Cushings syndrome
Definition
excess of glucocorticoids; hypersecretion
Term
addisons disease
Definition
deficiency of glucocorticoids; undersecretion
Term
diabetes mellitus
Definition
deficiency of insulin; hyposecretion
Term
goiter
Definition
deficiency of iodine in diet; hyposecretion
Term
adrogenital syndrome (AGS)
Definition
hypersecretion of androgens; both adults and kids
Term
hypoglycemia
Definition
deficiency of glucagon; undersecretion
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