448.After doing proper etching ,what is the ideal depth of the microtags formed

a.0.5-5um
b.5-50um
c.50-500um
d.500-5000um


Ans-5-50um

447.While using Kalzinol as a temporary cement,what should be the thickness of the material

a.1mm
b.2mm
c.3mm
d.4mm

Ans-3mm

446.Hyponatremia with increased sodium body content is seen in

a.Diuretic administration
b.Tubular acidosis
c.Vomitting
d.Nephrotic syndrome


Ans-d.Nephrotic syndrome