Endocrine Physiology

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Can you name the Endocrine Physiology?

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

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