<prompt> Concentration of Potassium in childrens CSF is:3 mEqL5 mEqL10 mEqL15 mEqL  <response>: Ans.: A 3 mEqL Potassium level in serum of Child 3.4-4.7 mEqLPotassium in CSF of child : 70 of plasma 1evel i,e 2.38-3.29TestsConventional UnitsSI UnitsPorphyrins, urineCoproporphyrinUroporphyrin34-230 meg24 h 27-52 mcg24 h52-351 nmol24h 32-63 nmol24hPotassium, plasma HepMalesFemales3.5-4.5 mEqL3.4-6.0 mEqL3.5-4.5 mmolL3.4-4.4 mmolLPotassiumSerumPremature Cord5.0.-10.2 mEqL5.0-10.2 mmolL48 h3.0-6.0 mEqL3.0-6.0 mmolLNewborn, cord5.6-12.0 mEqL5.6-12.0 mmolLNewborn3.7-5.9 mEqL3.7-S.9 mmolLInfant4.1-5.3 mEqL4.1-5.3 mmolLChild3.4-4.7 mEqL3.4-4.7 mmolLAdult3.5-5.1 mEqL3.5-5.1 mmolLUrine, 24 h25-125 mEqd, varies with diet25-125 mmold; varies with dietCSF70 of plasma level or 2.5-2.3 mEqL: rises with plasma hyperosmolality0.70 pf plasma level or 2.5-3.2 mmolL: rises with plasma hyperosmolility 