Immune System Flashcards
the thymus gland and bone marrow are examples of
first degree lymphoid tissue
the ____ removes damaged red blood cells
spleen
the _____ ______ contain immune cells to trap pathogens
lymph nodes
the spleen and lymph nodes are examples of
encapsulated 2nd degree lymphoid tissues
Peyer’ s patches, tonsils, and associated lymphoid tissues are
unencapsulated 2nd degree lymphoid tissue
when the immune systems mechanism for distinguishing self from non self fails
autoimmune disease
immunity that outs present before birth, birdie a pathogenic invasion, non specific
innate immunity
immunity that respond after exposure to pathogen; specific
adaptive immunity
innate immunity has a ______ response
rapid
adaptive immunity has a _____ response
slow
what is our first line of defense?
skin
adaptive immunity could also be called
acquired immunity
what are the primary scavengers?
macrophages
What phagocyte is antigen- presenting?
macrophages
What are the most abundant of the WBC?
neutrophils
What kind of phagocytes recruit other immune cells and are part of the inflammatory response?
neutrophils
What kind of cells are fever producing?
pyrogens
What is the adaptive significance of a fever?
increase activity of WBC
What type of cells directly secrete antibodies during active infection?
b cells, plasma cells
What type of immunity are natural killer cells involved in?
innate