IMMUNOLOGY

Detailed explanation-1: -As a filter for the fluid that flows through your cells and tissues, lymph nodes clean up and get rid of lymphatic fluid waste and invaders that cause illness, while holding onto the components of your lymphatic fluid that keep you healthy.

Detailed explanation-2: -Lymph nodes filter lymph. They trap germs and damaged or abnormal cells, and activate immune responses to help your body get rid of them. Lymph nodes contain lots of white blood cells called lymphocytes.

Detailed explanation-3: -Lymph nodes filter lymph of harmful pathogens such as bacteria and viruses. The nodes also filter out cellular waste, dead cells, and cancerous cells. The filtered lymph from all areas of the body is eventually returned to the blood through a blood vessel near the heart.

Detailed explanation-4: -Function of Lymph It keeps the body cells moist. It transports oxygen, hormones and nutrients to different parts of the body and removes metabolic waste from the cells. It transports antibodies and lymphocytes to the blood.