Ch 10
Ch 11
Ch 12
Ch 13
Random
100
what are M cells?
"microfold cells" that transcytose antigens from the lumen into the Peyer's patches and isolated lymphoid follicles of the mucosal tissues
100
How do many pathogens evade the immune response?
What is antigenic variation
100
the antigens that provoke hypersensitivity reactions are referred to as
What is allergens
100
define autoantibody
What is antibody recognizing self antigen
100
What type of antigen is involved in a Type I hypersensitivity?
What is soluble
200
This antibody class is primarily found in mucosal secretions
What is IgA
200
What is it called when an immune response directed towards a pathogen also attacks self antigen?
What is cross-reactivity or molecular mimicry
200
tuberculin reaction is an example of which type of hypersensitivity?
What is Type IV
200
what do autoantibodies do?
What is pathogenic, diagnostic, nothing
200
If RAG enzymes are non functional, what is the effect?
What is no functioning B or T cells
300
Why do infections with influenza virus impair immunological memory over time?
What is secondary immune responses to influenza are directed against epitopes recognized during the primary response which may no longer be expressed
300
What do superantigens do?
What is act as a bridge between MHC and TCR and non-specifically activate many T cells
300
Histamine binding to its receptors on smooth muscle has what effect?
What is contraction
300
what antigen is recognized in Type I diabetes
What is something on pancreatic beta cells
300
What effect does histamine have when it binds to its receptors on blood vessel endothelial cells?
What is vasodilation, increased permeability
400
What kinds of immune cells are present in mucosal tissues?
What is mast cells, effector B and T cells, DC's, macrophages, etc
400
What enzymes are important for the HIV virus to infect and replicate in cells?
What is reverse transcriptase, integrase, protease
400
allergic rhinitis is an example of which type of hypersensitivity?
What is Type I
400
what antigen is recognized in multiple sclerosis
What is myelin protein
400
what kind of infections is a SCID patient susceptible to?
What is ALL
500
How are NK cells activated?
What is MIC binds activating receptor on NK cell
500
What kinds of infections would an individual deficient in complement be most susceptible to?
What is bacterial
500
What are some treatments for Type I allergic reactions?
What is anti-histamines, corticosteroids, desensitization, avoiding allergens, etc.
500
How is Grave's disease treated?
What is killing or removing thymus, Tapazole
500
SLE (lupus) can also be classified as a Type _____ hypersensitivity.
What is III
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