Science Quiz / Endocrine Physiology

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Can you name the Endocrine Physiology?

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

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