These are present in the hollow of the clavicle (collarbone) and close to where it joins sternum. The lymph is drained to submandibular lymph nodes and to deep cervical group. These are located immediately below the chin and are responsible for flushing lymph from the tip of the tongue, middle of the lower lip and the central incisors. In case of children, nature takes special care of awarding them with larger nodes. Lymph nodes in the neck, in cooperation with the rest of the nodes present in the body, filters the lymph in order to combat pathogens such as, bacteria and viruses present in the lymph. The lymph is carried from interstitial spaces via capillaries, ducts and nodes, back to the blood circulatory system. It gets collected in spaces known as interstitial spaces which exist between the body tissues. It is a one-way network of lymph capillaries, lymph ducts, lymph nodes and special organs such as the spleen, tonsils, adenoids, appendix, thymus glands and bone marrow.ĭuring blood circulation, a small part of it seeps through the walls of the blood vessels in the form of clear, colorless liquid called lymph. This system is an important part of the body’s defense mechanism against foreign bodies.
They are distributed throughout the body, except the nervous system. These are a part of the lymphatic system. Concentration of these nodes is higher in the groin, under the armpits and on both sides of the neck. The lymph nodes are bean-shaped organs that contain lymphocytes, a type of white blood cells.
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