Lymphatic System

echinacea.

Beta-glucans are a polysaccharide extracted from various fungi including yeast. They are not really herbs, but are a naturally-occurring compound. Beta-glucans are shown to stimulate immune system cells and thereby when taken as a supplement, can help to protect animals and humans from infections.

The risk increases with age. Though it can strike people as young as 40, people between the ages of 60 and 69 are at the highest risk.

Depends. How much tobacco do you chew? If you chew some maybe every once and a while it's probably won't, but if you chew a whole lot, there's a better chance it will weaken your immune system.

T cells compare non-self antigens to HLA (human leukocyte antigens) molecules with proteins the system already knows are its own. Your T-cells don't react to your HLA because of tolerance but are not tolerant to the HLA proteins of someone else. Thus, when there is a non-self system in your body (i.e.: after a transplant), your T-cells will begin a cell-mediated immune response against it, considering them foreign.

At present, there are no special tests that are available for early detection of non-Hodgkin's lymphomas.

A lymph node is a small ball or an oval-shaped organ of the immune system.

The reason the immune system is less effective in a person with HIV is because the virus attacks the immune system and makes it weaker.

3.the body will be able to fight invasion by the same type of microbe in the future

Make sure u eat tons of fruits,and,veggies, and hold back on the red meat

In non-Hodgkin's lymphomas, combination therapy, which involves the use of multiple drugs, has been found more effective than single drug use.

First the structure of a lymph node... we have the cortex, paracortex and the medulla. It is made mainly of recticular cells, then lymphocytes and macrophage.

So you have APCs presenting the antigen which enter lymph node via HEV, basically post-capillary venous swelling made of simple cuboidal cells. These allows things in blood to enter the lymph node. Then after that you have the APC interacting with B cells in the cortex and the T helper cells in paracortex.

Both B and T cells get stimulated.

B cells can either stay in cortex to form secondary follicles / germinal center or migrate to medullary cord to become plasma cells and secrete antibodies.

The function of germinal center is to increase antibody affinity, isotope change (change classes) and differentiation and proliferation.

There are no bones in the immune system. Bones are in the skeletal system.

Partially encapsulated lymphatic nodules in the pharynx are known as tonsils, which are part of the immune system. They consist of lymphoid tissue and play a crucial role in defending the body against pathogens entering through the oral and nasal cavities. The palatine tonsils, pharyngeal tonsils (adenoids), and lingual tonsils are the primary tonsils located in the pharyngeal region. These nodules help filter pathogens and produce immune responses, although they can also become infected themselves, leading to conditions like tonsillitis.

lymphatic systems major organ is the spleen

Thymus

lymphocytes are generally elevated in viral infections and leukemias and lymphomas. Most bacterial infections cause a high white blood cell count but the particular population of cells that is relatively elevated is the granulocyte, not the lymphocyte. Whooping cough is a bacterial infection and thus we would expect elevated granulocytes, not lymphocytes. With that being said, whooping cough is a strange type of bacteria and actually DOES cause high lymphocytes. This correlation is so strong that the level of lymphocytes actually correlates to the severity of the disease.

the term for englared or palpable lymph nodes is lymphadenopathy.

Platelets

T-cellls

Yes. Blood is considered to be a special connective tissue and it is how white blood cells are able to move through your body and help fight against antigens.

eating activia

I really don't know.

You breathe in something bad for you, like pollen for example, and your lymph nodes in the back of your mouth catch it, to keep the rest of your body from getting infected

Gotta love A&P ..haha

The lymph node is a filter so cellular debris, suspended bacteria, other particulates would be removed.


(from yahoo)