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15 Cards in this Set

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  • Back
lymphatic system
a drainage network that keeps fluids at a level and defends against infections
3 main compononets
spleen, thymus and lymph nodes
spleen
clears worn out blood cells and foregin bodies from the blood streem
thymus
beind the ribcage, contains WBC
lymphocytes
white blood cells
Lymphatics
Lymph Vessels, carry lymph in one direction to the heart, from everywhere
Lymph Capillarie
smallest lymph vessels, have closed or dead ends, they randomly stop
Lymph
a yellowish but clear liquid found in lymph vessels. it is any tissue or fluid that enters a lymph vessel
lymph node
small mass of lymphatic tissue located along the pathway of a lymph vessel
peyer's patches
masses of lymphatic tissue located in the villi of the small intestines
thoracic duct
main lymph vessels in the body which transport lymph from the lower half to the upper half of the body
B cell
aka
b lymphocyte
a type of lymphocyte that origanates from bone marrow and changes into antibody producing plasma cell
T cell
aka
t lymphocyte
a type of lymphocyte that matures in the thymus and attaks any foregin substances
tonsils
three pairs of small oval masses of lymph tissue
Lymphoedema
swelling of the arm or leg due to excessive collection of lymph due to lymph vessel blockage