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immune
cells of immune system
10
Immunology
Undergraduate 1
05/30/2018

Additional Immunology Flashcards

 


 

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Term
antigen
Definition
A substance the body recognizes as foreign that can trigger an immune response
Term
antibody
Definition
A substance produced by the body that inactivated or destroys an antigen
Term
lymph
Definition
clear fluid with composition comparable to blood plasma
Term
lymph capillaries
Definition
one cell thick and overlap in a way that fluid enter the capillaries and cannot flow backwards
Term
lymphatic vessels
Definition
similar to veins, carry lymph away from tissues, all empty into either right lymphatic duct or thoracic duct, eventually lymph is returned to circulation via veins
Term
tonsils
Definition
(palantine, pharyngeal and lingual)
Produce lymphocytes and antibodies
Term
spleen
Definition
filters blood, stores blood, forms lymphocytes, monocytes, and plasma cells, destroys old RBC’s, phagocytosis
Term
thymus
Definition
located behind upper portion of breast bone, makes T-lymphocytes, is large in infancy and shrinks with age
Term
B cells
Definition
stay in bone marrow– produce antibodies to destroy
specific antigens
Term
T cells
Definition
migrate to thymus – attack and destroy antigens
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