242.All of the following drugs causes hyperkalemia except

a.NSAIDS
b.Heparin
c.Amphotericin B
d.cyclosporine

Ans-c.Amphotericin B

241.For how long EDTA remains active within the root canal if not inactivated?

a.5days
b.8days
c.10days
d.15days

Ans-5 days

240.Ruddles'solution contains

a.5%NaOCl&H2o2
b.5%NaOCl,Ca(oH)2& 17%EDTA
c.5%NaOCl,Hypaque& 17%EDTA
d.17%EDTA,Urea peroxide&Propylene glycol

Ans-c.5%NaOCl,Hypaque& 17%EDTA