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Kaplan Qbank USMLE



Author10 Posts
  #1

Pt is severe hypovolemic. Profuse diarrea and vomiting led to
Rpf Gfr FF
1. dec dec dec
2. dec dec dec
3. dec inc dec
4. dec inc inc
5. inc dec dec

  #2

4? dec RPF but Compensatory inc in GFR ans FF?Any explanations please?

___________________
Never underestimate the power of prayer.

  #3

Jole, sorry but wrong. I will post answ later. I need explanation too.

  #4

hmm okk okk

hypovolemia - RPF dec, GFR is determined in part by RPR so that too will dec, but angiotensin 2 will cause efferent arteriolar constriction so GFR will not dec as much..... as RPF
RPF dec dec, GFR dec

ff= GFR/ RPF
so FF will inc

  #5

Drpkaur; Very good. thanks.
Did u try UW Q bank?

  #6

orry, typing mistake
1. should be
dec dec inc
So right ans is
1

  #7

good question though

  #8

epica ! says dec dec dec so which is which?


___________________
Never underestimate the power of prayer.

  #9

oh okay sorry i got it thanks for the ans

___________________
Never underestimate the power of prayer.

  #10

nod







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