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Lymphatic/Immune System (organs (spleen (function (destroy antigens,…
Lymphatic/Immune System
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lymphatic cells
T lymphocytes
attacks foreign cells directly, secretes proteins
that lyse cell, cell dies
B lymphoctes
transforms into plasma cells that secrete antibodies, proteins that bind to specific antigens & mark that for destruction.
organs
spleen
function
destroy antigens, remove defective blood cells
structure
big lymph node, reticular tissue
location
left upper quadrant, next to & behind stomach
thymus
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structure
numerous lobules, epithelial tissue
location
superior thorax, inferior neck
lymph nodes
function
take in lymph, destroy foreign cells
locations
superficial; cervical, axillary, inguinal
deep; thorax, abdomen, pelvis
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