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Terms in this set (144)
3 ways filtration happens at renal 1. fenestrated endothelium (picky)
corpuscle 2. lamina densa (pickier)
3. filtration slits (pickiest)
what is Glomerulonephritis inflammation of the glomeruli that affects the
filtration mechanism of the kidneys
low osmolarity little solute lots of water
, high osmolarity lots of solute little bit of water
hydrostatic pressure push or pull? to push
colloid osmotic pressure push or pull
pull?
what is the GFR glomerular filtration rate; the amount of filtrate the
kidneys produce each minute
what are the 3 levels of GFR control? 1. auto regulation (local level)
2. autonomic regulation (sympathetic ANS)
3. hormonal regulation (kidneys)
what can reduced blood flow 1. dilation of afferent arteriole
trigger? 2. dilation of glomerular capillaries
3. constriction of efferent arterioles
what if there is a rise in renal blood 1. stretches walls of afferent arterioles
pressure? 2. causes juxtaglomerular cells to contract
3. constricts afferent arterioles
4. decreases glomerular blood flow
hormonal regulation of GFR RAAS and ANP/BNP
do protons raise or lower pH? lower, make it more acidic
does bicarbonate raise or lower the raise, make it more basic
pH?
in the descending limb fluid flows renal pelvis
toward?