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BIO 320 EXAM 2 NEWEST 2025 ACTUAL EXAM
COMPLETE 100 QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED ANSWERS)
|ALREADY GRADED A+
Where in the body is the thymus located? - ANSWER-Behind the sternum
What is the function of the thymus - ANSWER-T lymphocytes develop to maturity
Which immune cells are responsible for the memory response against extracellular bacterial pathogens? (select all correct answers)
- cytotoxic T cells
- helper T cells
- B cells
- neutrophils
- mast cells
- natural killer cells - ANSWER-helper T cells
B cells 1 / 3
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Which of the following is also 2nd line of defense response?
- antibodies
- mucus flow
- microflora
- fever
- cytotoxic T cells - ANSWER-fever
Which circumstance would most likely involve stimulation of innate immunity by DAMPs only (no PAMPs)? - ANSWER-You received a surgical incision to remove a benign tumor.
Any situation that induces damage but not microbes.
During viral infection, which innate immune cells will be recruited to the site of infection during the inflammatory response? (select all correct answers)
- plasma cells
- natural killer cells 2 / 3
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- cytotoxic T cells
- neutrophils
- eosinophils - ANSWER-natural killer cells
neutrophils
Histamine is the major inflammatory mediator produced by mast cells. It produces all the following physiologic changes
associated with inflammation except: - ANSWER-increased
vascular constriction
Which of the following are phagocytic cells that act as professional antigen-presenting cells (pAPCs), which activate naïve T cells during the primary adaptive response? (select all correct answers)
- macrophage
- mast cell
- dendritic cell
- megakaryocyte
- neutrophil - ANSWER-macrophage
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dendritic cell