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Flashcards in fong III Deck (18):
1

how much cardiac output is delivered to the nephron?

1/5

2

what occurs at the interface between vascular and epithelial structures?

filtration

3

is filtration highly or lowly selective?

highly selective

4

what are the determinants of permeability across the glomerular filtration barrier?

-size
-charge
-shape

5

amount filtrate/amount blood should =?

1

6

the filtration barrier carries what charge?

( - )

7

what selects for shape in during filtration?

endothelial cells and podocytes

8

what does SNGFR stand for?

single nephron glomerular filtration rate

9

what forces govern intravascular /transcellular fluid movements?

Starling forces

10

what pressure builds up as filtration proceeds?

capillary oncotic pressure

11

what are the regulators of glomerular filtration?

1. hormonal
2. autoregulation
3. tuboglomerular feedback

12

what stimulates the renin-angiotensin-aldosterone system?

a drop in blood pressure

13

high tubular transport is measure by what?

macula densa cells

14

what are the units of clearance?

volume/time

15

what are the units for filtered load?

mass/unit time

16

t/f: your clearance will change as you change your concentration of inulin.

false

17

what is the solution to the impracticality of inulin infusion?

measuring creatinine clearance

18

creatinine is a normal product of what?

protein metabolism