Question

1. All of the following may be targeted by T_C cells, except

Multiple Choice

• viral-infected host cells.

• cancer cells.

• invading bacterial cells.

• cells in transplanted tissue from an imperfectly matched donor.

• All of these cells could be targeted by T_c cells.

2. Primary and secondary antibody response differ in all the following ways, except

Multiple Choice

• IgG production predominates in secondary responses.

• the lag period between antigen stimulation and antibody response is shorter in the secondary response.

• the rate of antibody production is faster in secondary responses than in primary responses.

• primary responses are active whereas secondary responses are passive.

3. Which of the following is a distinct advantage of active immunity over passive immunity?

Multiple Choice

• Active immunity is always natural whereas passive immunity is frequently artificial.

• Active immunity provides IgG whereas passive immunity provides IgM.

• Active immunity enables the development of immunologic memory, whereas no memory develops with passive immunity.

• Active immunity develops very quickly whereas passive immunity may take months to develop.

4. Post-exposure prophylaxis for rabies includes shots of HRIG (human rabies immune globulin) and rabies vaccine. The HRIG provides ________________ whereas the vaccine promotes the development of _______________.

Multiple Choice

• artificial passive immunity; natural active immunity

• artificial passive immunity; artificial active immunity

• natural passive immunity; artificial passive immunity

• artificial active immunity; artificial passive immunity

• artificial active immunity; natural active immunity

MICROBIOLOGY

Answer 1

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