Question

Which among the following is an important function of Lymph?

• A. Transport of oxygen to the brain
• B. Transport of carbon dioxide to the lungs
• C. Returning RBCs to the lymph nodes
• D. Returning interstitial fluid to the blood

Answer 1

The correct option is D Returning interstitial fluid to the blood

Lymph is a fluid which contains plasma and WBC, ie, Blood - RBC and it is characterized by the absence of RBC, the presence of more WBC and insoluble proteins and it is a part of tissue fluid. The main function of lymph is to return interstitial fluid back to the blood. Transport of oxygen and CO${}_2$ takes place with the help of blood. Thus the correct option is D.