Science Quiz / Endocrine Physiology

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Can you name the Endocrine Physiology?

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

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