Struvite stones are derived from . . . . . . .

What is the procedure advised for the correction of extreme renal failure? Give a brief account of it.

The accumulation of urea in the blood due to kidney failure is known as........

Acute renal failure $(ARF)$ is characterised by . . . . . . .
$i$. Irreversible increase in glomerular filtration rate.
$ii$. Frequent elimination of large quantities of urine.
$iii$. Sudden worsening of renal function.
$iv$. Elevated serum creatinine levels.
Select the correct option given below.

The disease caused by the deficiency of $ADH$ is:

The presence of $RBC$ in urine is known as