The presence of arginase confirms that

Which of the following statements are $INCORRECT$?
$i$. Glomerular capillaries are extremely thin-walled.
$ii$. Diameter of afferent arteriole is greater than that of efferent arteriole.
$iii$. Glomerular filtrate is deproteinised plasma and is acidic in nature.
$iv$. $PCT$ cells reabsorb low threshold substances like sulphates,nitrates actively against concentration gradient.
Select the correct option from given.

An adult human excretes,on an average, . . . . . . litres of urine per day.

Which of the following substances is not filtered out from the blood into Bowman’s capsule during glomerular ultrafiltration?

$GFR$ (Glomerular Filtration Rate) is the amount of filtrate formed by the kidney per

In humans,the amount of filtrate produced per day is ........