renal clinical problem solving

Question 1

body fluids constitute ____female, ____male

Answer 1

55%; 60%

Question 2

2 barriers that separate ICF, interstitial fluid, plasma

Answer 2

1. plasma membrane,

2. blood vessel wall

Question 3

fxn of ANP

Answer 3

promotes natriuresis, excretes Na, Cl, water in order to decr blood volume

Question 4

fxns of electrolytes (4)

Answer 4

1. control osmosis of water b/w body fluid compartments
2. maintain acid-base balance
3. carry electrical current
4. serve as cofactors

Question 5

what are the primary cation/anion in ECF?

Answer 5

Na, Cl

Question 6

ICF primary cation is____; primary anion is___

Answer 6

K; proteins/phosphates

Question 7

what represents 90% extracellular cations

Answer 7

Na

Question 8

what is Cl regulated by?

Answer 8

ADH

Question 9

mst prevalent anion in ECF

Answer 9

Cl

Question 10

msot abundant cation in ICF

Answer 10

K

Question 11

potassium is regualted by?

Answer 11

aldosterone

Question 12

prominent U wave on EKG

Answer 12

hypokalemia

Question 13

peaked T wave, widened QRS

Answer 13

hyperkalemia

Question 14

2nd most prevalent extraclllar anion

Answer 14

bicarb

Question 15

most abundant mineral in the body

Answer 15

Ca

Question 16

normal pCO2

Answer 16

40

Question 17

how to calculate urine anion gap

Answer 17

U (Na) + U (K) - U (Cl)

Question 18

when is UAG negative

Answer 18

GI losses

Question 19

when is UAG positive

Answer 19

renal processes

Question 20

when to use UAG calculation

Answer 20

narrow down differential of hyperchloremic acidosis