Solutions
What hormones are secreted from the thyroid? Correct Answer -
T3, T4
calcitonin
What is the function of T3, T4, and calcitonin? Correct Answer -
T3 T4 - effects metabolism
calcitonin- decreases Ca
What does PTH do? Correct Answer - regulates calcium levels-
increasing them.
What does the adrenal medulla secrete? Correct Answer -
catecholamines
What are the catecholamines secreted by the adrenal medulla?
Correct Answer - epinephrine
norepinepphrine
dopamine
What do catecholamines do? Correct Answer - increase BP
What is secreted by the adrenal cortex? Correct Answer -
glucocorticoids
mineralocorticoids
androgens
What do glucocorticoids do? (cortisol) Correct Answer -
antiinflammation and increase glucose
,What do mineralcorticoids (aldosterone) do? Correct Answer -
holds Na & holds water
What do the adrenal androgens (sex steroids) do? Correct Answer
- testosterone and estrogen secretion
What hormones does the pancreas produce? Correct Answer -
glucagon
insulin
amylin
What does glucagon do? Correct Answer - increase sugar
What does insulin do? Correct Answer - decrease blood sugar
What does amylin do? Correct Answer - decrease sugar after
eating
What causes cushings disease? Correct Answer - too much
steriod
chronic exposre to steroids (such as prednisone)
What causes addisons disease? Correct Answer - too little
steroids
not evident until 90% of adrenal cortex is destroyed.
What are the symtoms of cushings disease? Correct Answer -
weight gain
hyperglycemia
moon face
buffalo hump
striae
back pain / osteoporosis
, What are the symptoms of addisons disease? Correct Answer -
weight loss
hypoglycemia
hyperpigmentation (if ACTH is increased)
fatigue
hyperkalemia
hyponatremia & salt craving
What is a compication of addisons disease? Correct Answer -
addisonian crisis
insufficient or sdden sharp decrease in hormones
LIFE THREATENING
What do serum lab values show in a patient with addisons?
Correct Answer - ↓ Sodium (hyponatremia)
↑ potassium (hyperkalemia)
↓ glucose (hypoglycemia)
addisons crisis usually happens when? Correct Answer - when
patients suddenly discontinu steroid use. steroids MUST be tapered
down.
how do you treat addisons disease? Correct Answer - put pt on
EKG monitor
correct steroid level
how do you treat addisonians crisis? Correct Answer - give IV
hydorcortisone