Endocrine Physiology

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Can you name the Endocrine Physiology?

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

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