Immune system MCQ
1. An antigen _____.
Answer
Correct Answer:
Is a foreign molecule that evokes a specific response by a lymphocyte
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2. Activated cd8 t cells become __________.
Answer
Correct Answer:
Cytotoxic T cells.
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3. _____ interact with the antigen-class ii mhc complex presented by macrophages.
Answer
Correct Answer:
Helper T cells
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4. Interferons ________
Answer
Correct Answer:
Interfere with viral replication within cells
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5. B cells interacting with helper t cells are stimulated to differentiate when _____.
Answer
Correct Answer:
Helper T cells release cytokines
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6. The phagocytic antigen-presenting cells belong to the ________ group.
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Correct Answer:
Monocyte-macrophage
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7. Click on the cell to start the animation. this plant cell is _____.
Answer
Correct Answer:
In a hypotonic solution
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8. The cells responsible for humoral immunity are the ________ cells.
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9. The body's ability to resist pathogens and disease is called ____.
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10. The _____ system of blood proteins acts to lyse foreign cells and viruses.
Answer
Correct Answer:
Complement
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11. _____ are leukocytes that provide immunological defenses against many infectious organisms.
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Correct Answer:
Monocytes
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12. Stress suppresses the immune response through the action of __________.
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Correct Answer:
Glucocorticoids
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13. When the body is attacked by a foreign substance, the _____ defenses are the first to react.
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Correct Answer:
Macrophages
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14. _____ are the cells of the innate immune system that digest cellular debris and pathogens.
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Correct Answer:
Macrophages
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15. White blood cells and ____ carry out innate immune responses
Answer
Correct Answer:
Defensive proteins
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Biology MCQs | Topic-wise