Teas 7 question with complete solution
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lymphatic system - correct answer Composed of a network of vessels, ducts, nodes, and organs. Provides
defense against infection.
Components of lymphatic system - correct answer spleen, tonsils, adenoids, appendix, thymus gland,
and lymph nodes
tonsils - correct answer masses of lymphatic tissue in the back of the oropharynx
adenoids - correct answer mass of lymphatic tissue in the nasopharynx
appendix - correct answer A small, fingerlike extension of the vertebrate cecum; contains a mass of
white blood cells that contribute to immunity.
spleen - correct answer helps fight certain types of bacteria
pathogen - correct answer An organism that causes disease
Lymphocytes - correct answer The two types of white blood cells that are part of the body's immune
system: b and t cells
B cells - correct answer label invaders for later destruction by macrophages
killer t cells - correct answer attack and destroy infected body cells
Helper T cells - correct answer activate killer t cells and b cells
