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ECF

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3 Posts

simi
Forum Elite

Topics: 53
Posts: 358

06/29/07 - 07:23 AM

A 24 year old man is given 0.2 gms inulin intravenously.One hour later the plasma inulin concentration is 1.5 mg/100ml.What is the approximate extracellular fluid volume(in litres ) of this man?

a)11.4

b)12.1

c)13.3

d)14.6

e)15.2

paheli
It'sAllAboutGoodKarma
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Topics: 177
Posts: 2,367

06/29/07 - 07:40 AM

C

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drhouse
Forum Senior
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Topics: 21
Posts: 192

07/12/07 - 04:59 PM

C.

Inulin stays in the ECF only. so its volume of distribution is equal to ECF. now we can calculate Vd by

Vd=dose/conc.

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