This hormone is secreted when urine is with high concentration.

Blood filtration unit in Nephron is…………

In dialysis, anticoagulant used to blood, taken from main artery in order to prevent the clotting of blood is ………

What liquid material does doctor use in dialysis?

If a patient is put on dialysis, he is most likely to be suffering from a severe ailment of the :

Which of the following is not an excretory organ?

Which of the following pigment is not formed in the liver?

The element which is not reabsorbed in the large intestine

What is not really concerned with excretion given below?

Whom do you consult to know about composition of urine?