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Before working at the hospital,Beth was given a Mantoux skin test to detect tuberculosis.If it were positive,the site of the test would become hardened and red.What type of response is this?


A) anaphylactic
B) histamine
C) immediate allergic
D) delayed allergic
E) B-cell mediated

F) A) and D)
G) A) and C)

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Which of the following is not considered a barrier to entry of a pathogen?


A) intact skin
B) mucous membranes
C) sebaceous secretions
D) acid pH of stomach
E) inflammatory response

F) A) and E)
G) C) and D)

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What is the definition of an antigen?


A) anything the immune system recognizes as foreign to the body
B) a protein produced by plasma cells that attacks pathogens
C) a type of white blood cell
D) a part of the membrane attack complex of the complement system
E) a form of immune deficiency

F) A) and E)
G) A) and D)

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Prions cause degenerative diseases of what system?


A) cardiovascular
B) digestive
C) urinary
D) lymphatic
E) nervous

F) A) and E)
G) A) and D)

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What exist in some bacteria to prevent them from being destroyed by phagocytic white blood cells?


A) pili
B) fimbrae
C) flagella
D) plasmids
E) capsules

F) B) and D)
G) C) and D)

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Which of the following is in the correct order in the formation of antibodies?


A) antigen binds to BCR; B cell divides; B cell activated; plasma cells form
B) B cell activated; antigen binds to BCR; B cell divides; plasma cells form
C) plasma cells form; B cell activated; B cell divides; antigen binds to BCR
D) antigen binds to BCR; B cell activated; B cell divides; plasma cells form
E) plasma cells form; B cell divides; B cell activated; antigen binds to BCR

F) B) and D)
G) B) and E)

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In SCID,antibodies are missing but T cells function normally.

A) True
B) False

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False

Certain complement proteins kill foreign microbes by


A) creating interferon.
B) causing them to burst.
C) inactivating their ribosomes.
D) agglutinating them.
E) destroying their nucleic acids.

F) None of the above
G) A) and E)

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T cells can recognize antigens because they


A) have enzymes which react with antigens.
B) possess specific receptors.
C) produce antibodies.
D) possess fimbrae.
E) become plasma cells.

F) C) and D)
G) None of the above

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B

What cell types are involved in the inflammatory response?


A) eosinophils and neutrophils
B) eosinophils and basophils
C) basophils and macrophages
D) neutrophils and macrophages
E) normal flora (bacteria mostly)

F) A) and C)
G) C) and E)

Correct Answer

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Which of the following is not a lymphatic organ?


A) spleen
B) tonsil
C) thymus
D) liver
E) red bone marrow

F) B) and E)
G) C) and E)

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Phil was exposed to parasitic worms on a recent field trip to the tropics.Under these conditions,which antibody levels would be higher than normal?


A) IgA
B) IgG
C) IgD
D) IgM
E) IgE

F) A) and D)
G) C) and E)

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In ______ immunity the individual produces antibodies against particular pathogens while in ______ immunity the individual is given specific antibodies against a pathogen.


A) active, neutral
B) passive, neutral
C) active, passive
D) passive, active
E) neutral, active

F) B) and D)
G) B) and C)

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Where does the lymphatic system empty into the cardiovascular system?


A) tonsils
B) axillary lymph nodes
C) inguinal lymph nodes
D) thymus
E) the right lymphatic duct

F) A) and E)
G) B) and E)

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Cytotoxic T cells contain what type of molecules that punch holes in the plasma membranes of potential pathogens?


A) steroid
B) interferon
C) antioxidant
D) complement
E) perforin

F) B) and D)
G) None of the above

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Which of the following is not an autoimmune disease?


A) hay fever
B) rheumatic fever
C) rheumatoid arthritis
D) systemic lupus erythematosus
E) myasthenia gravis

F) A) and B)
G) All of the above

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Shaun was in need of a kidney transplant.What is the most important thing that needs to match between him and the kidney donor?


A) TCR
B) MHC
C) PCR
D) HCG
E) EKG

F) A) and C)
G) C) and D)

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B

In antibody-mediated immunity where does the antigen first bind?


A) memory cell
B) plasma cell
C) BCR
D) helper T cell
E) TCR

F) None of the above
G) C) and E)

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Monocytes become what type of cell in the tissue?


A) neutrophils
B) eosinophils
C) basophils
D) macrophages
E) red blood cells

F) B) and D)
G) C) and D)

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What are organisms that are capable of causing disease called?


A) symbionts
B) teratogens
C) carcinogens
D) mutagens
E) pathogens

F) A) and E)
G) A) and D)

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