Question
Biology Question on excretory products and their elimination
What is added to the blood during haemodialysis to prevent blood clotting?
A
Haemoglobin
B
Haemocyanin
C
Heparin
D
Thrombin
Answer
Heparin
Explanation
Solution
When kidneys are completely damaged, haemodialysis is done . It is a process of diffusion across a semipermeable membrane to remove unwanted substances from blood, while adding desirable components. Heparin, a glycosaminoglycan is added. to prevent blood coagulation, during the yrocess.