7. CARDIAC AND RENAL: ADH, Aldosterone and PTH Flashcards
1
Q
ADH triggers are
A
low blood volume ans high blood density
2
Q
what can cause low blood volume?
A
dehydration, blood loss
3
Q
what can cause high blood density?
A
high sodium
4
Q
What gland secretes ADH?
A
Posterior pituitary
5
Q
What is the effect of ADH?
A
increase reabsorbtion of H2O in the distal conv tubule of the nephron AND the Collecting duct
6
Q
Aldosterone triggers are:
A
low blood osmolarity (low sodium or overhydrating), elevated Potassium level
7
Q
What gland secretes aldosterone?
A
Adrenal cortex
8
Q
What is the effect of aldosterone?
A
increase sodium reabsorption and increase potassium secretion
9
Q
PTH trigger
A
low blood Calcium
10
Q
PTH gland
A
parathyroid
11
Q
PTH effect
A
inrease calcium reabsorption
