chapter 18 — endocrine Flashcards
(26 cards)
the intracellular protein ___ binds calcium ions. this complex can then activate enzymes
calmodulin
calcium ions serve as messengers, often in combination with the intracellular protein ____
calmodulin
which part of the kidney produces steroid hormones
the CORTEX
when adenyl cyclase is activated, what happens?
ATP is consumed and cAMP is formed
vasopressin is also known as..
ADH
what hormone does the supra optic nucleus of the hypothalamus secrete?
ADH
if the HYPOPHYSEAL portal system is destroyed, the hypothalamus would no longer be able to control the secretion of which hormones
TSH, ACTH, PRL
adenohypophysis =
anterior lobe of pituitary gland
paraventricular nuclei of the hypothalamus manufactures…
oxytocin
liver cells respond to GROWTH HORMONE by releasing what?
somatomedins
liver cells respond to growth hormone by releasing what?
somatomedins
differentiate between functions of LH and FSH
LH —- promotes ovarian secretion of progesterone and testicular secretion of testosterone
FSH — promoted egg and sperm development
stimulates milk production
prolactin
what is diabetes insipidis
body can’t regulate fluids (ADH)
___is necessary for production of thyroid hormone
iodine
can thyroid hormone enter the cell
yes —- amino acid (tyrosine) derivative
the zona reticularis of the suprarenal cortex produces…
ANDROGENS
the zona fasciculata is the suprarenal cortex produces ____
GLUCOCORTICOIDS
the zona glomerulosa of the suprarenal cortex produces _____
MINERALOCORTICOIDS
what hormones promotes gluconeogenesis in the liver (creation of glucose)
CORTISOL
what hormone helps to regulate sodium ion content of the body?
ALDOSTERONE
cushings disease is
high cortisol
what RETAINS NA+ (opposing function of ADH)
aldosterone
synergistic to growth hormone
cortisol
