MICROBIOLOGY (BLUE PACOP)
Study online at https://quizlet.com/_hwxq40
1. According to the frequency of occurrence, a disease that is acquired by many
in a given area in a short time is
A. Sporadic C. Epidemic
B. Endemic D. Pandemic: C. Epidemic
2. The opaque whitish liquid secreted by mammary gland which gives infants
certain degree of immunity to some infectious diseases.
A. Colesterum C. Colostomy
B. Colostrom D. Colostrum: D. Colostrum
3. Malnutrition in the Philippines is more of
A. Deficiency of food intake
B. Improper utilization of food
C. Defective absorption of food
D. Excessive food intake
E. Improper distribution of food: A. Deficiency of food intake
4. Foodborne diseases can be controlled by
I. Proper disposal of sewage
II. Purification of water for domestic use
III. Proper hygiene and sanitation IV. Use of mask in crowded areas
A. I only C. I,II,III and IV
B. I and II only D. I,II and III only: D. I,II and III only
5. This antibody optimizes bacteria, fixes complement, neutralizes bacterial
toxins and viruses and it is the only bacteria that crosses the placenta.
A. IgM D. IgE
B. IgA E. IgD
C. IgG: C. IgG
6. Which antibody mediates type 1 hypersensitivity and also mediates immunity
to worm infections.
A. IgM D. IgE
B. IgA E. IgD
C. IgG: D. IgE
, MICROBIOLOGY (BLUE PACOP)
Study online at https://quizlet.com/_hwxq40
7. Of the important cytokines in the body which is an endogenous pyrogen
A. IL-1 D. IL-4
B. IL-2 E. IL-5
C. IL-3: A. IL-1
8. Which cytokine is secreted by helper T cells and stimulate production of IgE
A. IL-1 D. IL-4
B. IL-2 E. IL-5
C. IL-3: D. IL-4
9. Transplant rejection that occurs months to years after transplantation and
the damage is irreversible
A. Acute rejection
B. Chronic rejection
C. Hyperacute rejection
D. Superacute rejection: B. Chronic rejection
10. DiGeorge's syndrome is a result of
A. B-cell deficiency
B. B and t-cell deficiency
C. T-cell deficiency
D. Phagocyte deficiency: C. T-cell deficiency
11. It means programmed cell death:
A. Apoptosis C. Hayflick effect
B. Angiogenesis D. None of the above: A. Apoptosis
12. The cellular immune response is mediated by
A. B cells C. both B and T cells
B. T cells D. endothelial cells: B. T cells
13. The humoral immune response
A. Results in the production of antibody by differentiated B cells B. Involves T
cell only
, MICROBIOLOGY (BLUE PACOP)
Study online at https://quizlet.com/_hwxq40
C. Requires macrophages to present antigen to B cells
D. Is part of natural/innate immune system: A. Results in the production of antibody by
differentiated B cells
14. T-cell epitopes are those regions of an immunogen that
A. Bind specifically to IgM and IgD on the surface of B cells
B. Bind to Fc receptors on macrophages
C. Are bound by MHC antigens, presented to T cells and for which specific T-cell
receptors are present
D. Bind to receptor on polymorphonuclear leukocytes and aid in the subse-
quent opsonization of the immunogen: C. Are bound by MHC antigens, presented to T cells and
for which specific T-cell receptors are present
15. Heterogenetic antigens
A. Are found in some members of a given species
B. May show idiotypic variation
C. Are specific to macrophages
D. Are found in unrelated species: D. Are found in unrelated species
16. It is true to say that the lymphatic system
A. Is the richest source of secretory IgA
B. Is primarily involved in the innate response to infection
C. Drain into the left subclavian vein near the heart
D. Is very rich in platelets: C. Drain into the left subclavian vein near the heart
17. In human, the primary lymphatic organ include
A. Thymus and liver
B. Spleen and kidney
C. Bursa-equivalent regions and the thymus
D. Stomach and the lung: C. Bursa-equivalent regions and the thymus
18. Molecules are present on the surface of B cells but not on T cells include
A. A receptor for sheep RBCs and another for pokeweed mitogen
B. IgM and IgD plus receptors for the C3 component of complement
C. CD4 + and CD8+
D. TCR receptor and CD28: B. IgM and IgD plus receptors for the C3 component of complement
, MICROBIOLOGY (BLUE PACOP)
Study online at https://quizlet.com/_hwxq40
19. It is true to say that natural killer cells
A. Arise in the bone marrow
B. Rearrange their Ig genes
C. Express their TCR genes
D. Have IgG molecules on their cell surface: A. Arise in the bone marrow
20. Macrophages
A. First appear in the blood as immature T cells
B. Mature into plasma cells
C. Are major source of specific immunoglobulin
D. None of these: D. None of these
21. In an acute inflammatory reaction:
A. Kallikrein and bradykinin are not formed
B. Prostaglandins and leukotrienes are not released
C. Cross-reactive protein appears, binds to bacterial cell walls and begins the
complement cascade.
D. The Hageman factor is not involved: C. Cross-reactive protein appears, binds to bacterial cell
walls and begins the complement cascade
22. The spleen contains
A. Hassall's corpuscles
B. Bursa of Fabricus cells
C. Islet of Langerhans cells
D. Regions derived embryogically from the third pharyngeal pouch: B. Bursa of
Fabricus cells
23. A lymph node contains the following anatomic regions
A. Cortex and medulla
B. No primary follicles
C. Regions of red and white pulp
D. No germinal centers: A. Cortex and medulla
24. Immature B lymphocytes
A. Have both IgM and IgD on their surface
B. Produce L chains and u H chains to form surface IgM
C. Produce only u H chains intracellularly with no surface Ig
Study online at https://quizlet.com/_hwxq40
1. According to the frequency of occurrence, a disease that is acquired by many
in a given area in a short time is
A. Sporadic C. Epidemic
B. Endemic D. Pandemic: C. Epidemic
2. The opaque whitish liquid secreted by mammary gland which gives infants
certain degree of immunity to some infectious diseases.
A. Colesterum C. Colostomy
B. Colostrom D. Colostrum: D. Colostrum
3. Malnutrition in the Philippines is more of
A. Deficiency of food intake
B. Improper utilization of food
C. Defective absorption of food
D. Excessive food intake
E. Improper distribution of food: A. Deficiency of food intake
4. Foodborne diseases can be controlled by
I. Proper disposal of sewage
II. Purification of water for domestic use
III. Proper hygiene and sanitation IV. Use of mask in crowded areas
A. I only C. I,II,III and IV
B. I and II only D. I,II and III only: D. I,II and III only
5. This antibody optimizes bacteria, fixes complement, neutralizes bacterial
toxins and viruses and it is the only bacteria that crosses the placenta.
A. IgM D. IgE
B. IgA E. IgD
C. IgG: C. IgG
6. Which antibody mediates type 1 hypersensitivity and also mediates immunity
to worm infections.
A. IgM D. IgE
B. IgA E. IgD
C. IgG: D. IgE
, MICROBIOLOGY (BLUE PACOP)
Study online at https://quizlet.com/_hwxq40
7. Of the important cytokines in the body which is an endogenous pyrogen
A. IL-1 D. IL-4
B. IL-2 E. IL-5
C. IL-3: A. IL-1
8. Which cytokine is secreted by helper T cells and stimulate production of IgE
A. IL-1 D. IL-4
B. IL-2 E. IL-5
C. IL-3: D. IL-4
9. Transplant rejection that occurs months to years after transplantation and
the damage is irreversible
A. Acute rejection
B. Chronic rejection
C. Hyperacute rejection
D. Superacute rejection: B. Chronic rejection
10. DiGeorge's syndrome is a result of
A. B-cell deficiency
B. B and t-cell deficiency
C. T-cell deficiency
D. Phagocyte deficiency: C. T-cell deficiency
11. It means programmed cell death:
A. Apoptosis C. Hayflick effect
B. Angiogenesis D. None of the above: A. Apoptosis
12. The cellular immune response is mediated by
A. B cells C. both B and T cells
B. T cells D. endothelial cells: B. T cells
13. The humoral immune response
A. Results in the production of antibody by differentiated B cells B. Involves T
cell only
, MICROBIOLOGY (BLUE PACOP)
Study online at https://quizlet.com/_hwxq40
C. Requires macrophages to present antigen to B cells
D. Is part of natural/innate immune system: A. Results in the production of antibody by
differentiated B cells
14. T-cell epitopes are those regions of an immunogen that
A. Bind specifically to IgM and IgD on the surface of B cells
B. Bind to Fc receptors on macrophages
C. Are bound by MHC antigens, presented to T cells and for which specific T-cell
receptors are present
D. Bind to receptor on polymorphonuclear leukocytes and aid in the subse-
quent opsonization of the immunogen: C. Are bound by MHC antigens, presented to T cells and
for which specific T-cell receptors are present
15. Heterogenetic antigens
A. Are found in some members of a given species
B. May show idiotypic variation
C. Are specific to macrophages
D. Are found in unrelated species: D. Are found in unrelated species
16. It is true to say that the lymphatic system
A. Is the richest source of secretory IgA
B. Is primarily involved in the innate response to infection
C. Drain into the left subclavian vein near the heart
D. Is very rich in platelets: C. Drain into the left subclavian vein near the heart
17. In human, the primary lymphatic organ include
A. Thymus and liver
B. Spleen and kidney
C. Bursa-equivalent regions and the thymus
D. Stomach and the lung: C. Bursa-equivalent regions and the thymus
18. Molecules are present on the surface of B cells but not on T cells include
A. A receptor for sheep RBCs and another for pokeweed mitogen
B. IgM and IgD plus receptors for the C3 component of complement
C. CD4 + and CD8+
D. TCR receptor and CD28: B. IgM and IgD plus receptors for the C3 component of complement
, MICROBIOLOGY (BLUE PACOP)
Study online at https://quizlet.com/_hwxq40
19. It is true to say that natural killer cells
A. Arise in the bone marrow
B. Rearrange their Ig genes
C. Express their TCR genes
D. Have IgG molecules on their cell surface: A. Arise in the bone marrow
20. Macrophages
A. First appear in the blood as immature T cells
B. Mature into plasma cells
C. Are major source of specific immunoglobulin
D. None of these: D. None of these
21. In an acute inflammatory reaction:
A. Kallikrein and bradykinin are not formed
B. Prostaglandins and leukotrienes are not released
C. Cross-reactive protein appears, binds to bacterial cell walls and begins the
complement cascade.
D. The Hageman factor is not involved: C. Cross-reactive protein appears, binds to bacterial cell
walls and begins the complement cascade
22. The spleen contains
A. Hassall's corpuscles
B. Bursa of Fabricus cells
C. Islet of Langerhans cells
D. Regions derived embryogically from the third pharyngeal pouch: B. Bursa of
Fabricus cells
23. A lymph node contains the following anatomic regions
A. Cortex and medulla
B. No primary follicles
C. Regions of red and white pulp
D. No germinal centers: A. Cortex and medulla
24. Immature B lymphocytes
A. Have both IgM and IgD on their surface
B. Produce L chains and u H chains to form surface IgM
C. Produce only u H chains intracellularly with no surface Ig
