Things You Need to Know About Your Nodes
- Fantastic
filters -- Lymph nodes are small, kidney bean-shaped organs
that are the filters of the lymphatic system. They clean the lymph
fluid and lymphocytes, removing bacteria, viruses, and other foreign
substances. The nodes are also responsible for the manufacturing
and storage of infection-fighting cells called
lymphocytes.
- White fight
-- A lymphocyte is a type of white blood cell, which helps fight viruses
or bacteria that cause infection.
- Count 'em
up -- There are approximately 100 nodes from head to toe!
They can be found anywhere in the body and are strategically located
where bacteria are most commonly found.
- Hide and
seek -- Lymph nodes can be felt in the armpits, the
groin and the neck. There are many more that can't be felt, such
as nodes in the stomach, pelvis and chest.
- High Five
-- Lymph nodes are symmetrical. During a regular physical
examination, a physician will feel and compare five pairs of matching
lymph nodes to make sure they are healthy.
- Up sizing
-- When working to fight an infection, the nodes become larger because
they need more power to do their job. Lymph nodes may become
tender when the body is fighting infection (such as "mono" or step
throat).
- Know the
name -- Lymph nodes are sometimes incorrectly called "glands"
or "lymph glands," but they do not secrete anything and are therefore
not glands.
- Tree of
Life -- The lymphatic system looks like a tree, with many
outstretched branches called lymphatic vessels that act like channels
carrying a colourless liquid called lymph. The lymphatic system looks a
lot like the circulation system which carries blood through the
body.
- Defense
system -- The lymphatic system is a network of tissue, ducts
and organs that is an important part of the immune system, playing a
major role in the body's defense against infection and cancer.
- Open wide
-- Tonsils, perhaps the best known part of the lymphatic system, are
lymphatic organs. They work with the immune system to help prevent
infections.
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