Science Quiz / Endocrine Physiology

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Can you name the Endocrine Physiology?

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Part of the adrenal gland that makes up 80% of the gland.
Effect of stress, hypoglycemia, surgery and trauma on cortisol secretion (Inhibits/Stimulates)
Pituitary cell type that produces ATCH.
Effect of somatostatin on cortisol secretion (Inhibits/Stimulates)
How tight a hormone binds to its receptor
PTH is secreted from ___________ cells.
Cortisol levels in ectopic ACTH secreting tumor (High/Low)
Pacemaker for most circadian rhythms
17-alpha hydroxylase is needed to produce what hormone?
This substance can be converted to cholecalciferol by the sun
Membrane protein that transports iodide into the lumen on the apical surface of thyroid cells.
What enzyme activates vitamin D?
Part of adrenal gland that is sympathetically innervated
Serum levels of T3/T4 with primary hypothyroidism. (High/Low)
Enzyme that converts T4 to rT3 peripherally.
This substance accounts for most of the body’s calcium stores.
Hypothalamic product that stimulates secretion of thyroid stimulating hormone and prolactin
Pituitary hormone responsible for growth of ovarian follicles and secretion of estrogen in women.
Part of adrenal gland that is of neuroectodermal origin
Part of the adrenal gland that makes amine hormones
Effect of low blood cortisol on cortisol secretion (Inhibits/Stimulates)
Serum levels of TSH with hyperthyroidism due to a hypersecreting thyroid tumor. (High/Low)
Pituitary hormone responsible for secretion of thyroid hormone.
Hypothalamic product that stimulates secretion of ACTH.
The concept that a receptor can bind a given hormone (and agonists and antogonists) but not others.
Serum levels of TSH with secondary hyperthyroidism. (High/Low)
Part of adrenal gland with mesodermal origin.
ACTH levels in Cushing's disease (High/Low)
Cortisol levels in adrenal tumor (High/Low)
Hormonal response to danger, uncertainty or change.
Hypothalamic product that stimulates secretion of luteinizing hormone and follicle stimulating hormone.
Pituitary cell type that makes up the largest percentage of pituitary cells.
Anatomical seat of the pituitary.
Effect of vitamin D on blood calcium (increases/decreases)
Cortisol levels in Cushing's disease (High/Low)
Part of adrenal gland that makes up 20% of the gland
Most commonly deficient enzyme in congenital adrenal hyperplasia
This substance is the most important regulator of calcium absorption from the gut
HintAnswer
Effect of sleep-wake transition on cortisol secretion (Inhibits/Stimulates)
Pituitary hormone responsible for breast development and milk production in women.
Serum levels of T3/T4 with secondary hyperthyroidism. (High/Low)
Region of the adrenal gland in which the cells don't have 17-alpha hydroxylase.
Pituitary cell type that produced growth hormone.
Disorder characterized by increased GH levels prior to puberty.
Serum levels of TSH with primary hypothyroidism. (High/Low)
Antibody that stimulates thyroid hormone receptors in Grave's Disease.
Part of adrenal gland that is essential for life.
Hypothalamic product that stimulates secretion of growth hormone.
Hormone carried in the blood from the adrenal cortex to the adrenal medulla that stimulates conversion of NE to epinephrine.
Thyroid hormone product made after combining two DIT side chains.
Pituitary hormone responsible responsible for body growth and metabolism.
Effect of seratonin on cortisol secretion (Inhibits/Stimulates)
Enzyme that converts T4 to T3 peripherally.
Effect of calcitonin on blood phosphate (increases/decreases)
Concept that one hormone must be present in adequate amounts for the full effect of another hormone.
Disorder characterized by increased GH secretion that starts after puberty leading to coarse features and metabolic problems.
Neural downgrowth of the diencephalon becomes...
This substance needs only to be hydroxylated in the kidney to become fully active vitamin D.
Hormone specific binding protein for cortisol
Most common cause of primary hyperthyroidism.
Serum levels of TSH with hypothyroidism due to iodide insufficiency. (High/Low)
Location of cortisol synthesis
Second most potent mineralocorticoid.
Effect of vitamin D on blood phosphate (increases/decreases)
The combined effect of several hormones in greater than the sum of each individual effect.
Thyroid hormone product of combining MIT and DIT side chains.
Enzyme that oxidizes iodide and incorporates it into thyroglobulin.
Hypersecretion of cortisol
Serum levels of TSH with secondary hypothyroidism. (High/Low)
Derived from the diencephalon, composed mostly of nervous tissue.
Serum levels of T3/T4 with primary hyperthyroidism. (High/Low)
Pituitary hormone responsible for testosterone production in men.
Pituitary hormone responsible for the secretion of cortisol from the adrenal gland.
Hypothalamic product that stimulates secretion of prolactin
Hormone that stimulates growth and vascularity of the thyroid gland.
Effect of opioids on cortisol secretion (Inhibits/Stimulates)
HintAnswer
Pituitary hormone responsible for sperm production in men.
Pituitary cell type that produces thyroid stimulating hormone.
Pituitary cell type that makes up the lowest percentage of pituitary cells.
Derived from the roof of the mouth, composed of glandular tissue.
Enzyme that cleaves the transitional block from the preprohormone
Effect of alpha adrenergic agonists on cortisol secretion (Inhibits/Stimulates)
Serum levels of T3/T4 with secondary hypothyroidism. (High/Low)
ACTH levels in ectopic ACTH secreting tumor (High/Low)
Disorder caused by a primary GH insensitivity or resistance that causes a lack of cell response to GH.
Effect of PTH on blood phosphate (increases/decreases)
Serum levels of T3/T4 with hypothyroidism due to iodide insufficiency. (High/Low)
Pituitary cell type that produces prolactin.
Primary site of steroid inactivation
Number of receptors on a cell surface
Serum levels of TSH with primary hyperthyroidism. (High/Low)
Effect of ADH on cortisol secretion (Inhibits/Stimulates)
Effect of beta adrenergic agonists on cortisol secretion (Inhibits/Stimulates)
Serum levels of T3/T4 with hyperthyroidism due to a hypersecreting thyroid tumor. (High/Low)
Effect of PTH on blood calcium (increases/decreases)
Pituitary cell type that produces luteinizing hormone and follicle stimulating hormone.
Effect of increased blood cortisol on cortisol secretion (Inhibits/Stimulates)
T4 converting enzyme that predominates in freezing states.
One hormone causes the loss of receptors for another hormone thus decreasing the effectiveness of the other hormone.
T4 converting enzyme that predominates in fasting states.
ACTH dependent hypercortisolism caused by a pituitary microadenoma
This substance does not participate in minute-to-minute regulation of plasma Ca+2 in humans and may not even have a physiologic role in regulating plasma Ca+2
Part of adrenal gland that makes steroid hormones.
Effect of calcitonin on blood calcium (increases/decreases)
Pituitary hormone responsible for ovulation, formation of corpus luteum, secretion of estrogen and progesterone in females.
Hypothalamic product that inhibits secretion of growth hormone (along with others).
Disorder characterized by decreased GH levels prior to puberty.
Rathke's pouch grows up from the mouth to form....
Hypothalamic product that inhibits secretion of prolactin.
Effect of psychiatric disturbances on cortisol secretion (Inhibits/Stimulates)
Most common cause of hypothyroidism.
ACTH levels in adrenal tumor (High/Low)

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Created Feb 28, 2013ReportNominate
Tags:endocrine, physiology

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