What hormone activates Na reabsorption?
What ion can activate Na reabsorption just like Aldosterone does? Why?
Because it has to be secreted in exchange for Na
What system activates aldosterone?
Renin-Angiotensin II system
What hormone drives water reabsorption?
Was arterial BP falls, what is the goal with Na?
Reabsorp b/c water will follow
What are the two main functions of
1) increase GFR and NaCl filtration
2) Inhibit NaCl reabsorption via renin/aldosterone block
What are the two causes of ADH release?
1) High plasma osmolality
2) Decrease plasma volume
What gland releases ADH?
Posterior pituitary gland
How do the SNS and PNS work together to help us urinate?
: relax detrusor, constrict internal sphinctor
: Constrict detrusor, relax internal sphinctor
Which system, SNS or PNS, is active during filling and emptying?