Lymphatic system is a system of tiny tubes called lymph vessels (lymphatics) and lymph nodes (lymph glands) in the human body which transports the liquid called lymph from the body tissues to the blood circulatory system.

The functions of lymphatic system are:

(i) It helps in removing the waste products.

(ii) It carries digested fat from the small intestine to the entire body.

(iii) Lymph nodes contain lymphocytes which kill the germs or foreign bodies.