Science Quiz / Endocrine Physiology

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Can you name the Endocrine Physiology?

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

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