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Molecular Immunology (Post-test)

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For each of the following select the best answer that best fits the question or statement.

1. An infectious disease is one that
A. comes from pollutants in the environment
B. is caused by a pathogen
C. is the result of poor sleep
D. is inherited
2. The body's nonspecific defenses against pathogens are
A. antibodies
B. Cytotoxic T cells
C. helper T cells
D. skin, mucus, sweat, and tears
3. Your immune system's specific defense is best described as
A. inflammation at the infection site followed by fever
B. a response to a general threat of infection
C. a response to a particular pathogen
D. none of the above
4. A pathogen may be a
A. Fungus
B. Bacteria
C. Parasite
D. All of the above
5. Proteins that mark or tag a pathogen for destruction by the immune cells are called
A. histamines
B. antibodies
C. antigens
D. T cells
6. A person who receives a vaccine for measles
A. has already been infected with measles
B. is able to produce antibodies against measles
C. is more susceptible to measles than a non vaccinated individual
D. can spread measles
7. The following image is that of which molecule:
A. Dermicidin
B. MHC -TCR complex
C. IgG
D. Toll-like Receptor
8. Which of the following is not true about vaccines:
A. It may contain a weakened version of living microbe
B. It is always produced in eggs
C. It may be produced using recombinant DNA technology
D. It may include specific antigens (or epitopes)
9. The following image is that of which molecule?
A. Dermicidin
B. MHC-TCR complex
C. IgG
D. Toll-like Receptor
E. Dermicidin
10. The main function(s) of the T-Cell Receptor (TCR) proteins is/are to:
A. bind to the appropriate macrophages and dendritic cells along with appropriate antigens
B. recognize foreign peptides presented by antigen presenting cells
C. recognize that the cell is infected
D. all of the above
11. Compare and contrast the Innate and acquired immune responses of the body in response to a pathogen.
12. Name 3 different cell types involved in the immune system response and list each of their functions in the immune system.