Scelta multipla
Which type of immune cell is primarily responsible for killing infected cells?
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19. Innate Immunity
Cells of the Immune System: Granulocytes
Scelta multipla
Which type of granulocyte specializes in killing virus-infected cells?
A
Basophil
B
Eosinophil
C
None; granulocytes do not specialize in killing virus-infected cells
D
Neutrophil
Guida verificata passo dopo passo1
Step 1: Understand the types of granulocytes. Granulocytes are a category of white blood cells characterized by the presence of granules in their cytoplasm. The main types are neutrophils, eosinophils, and basophils.
Step 2: Review the primary functions of each granulocyte type. Neutrophils mainly target bacteria and fungi, eosinophils are involved in combating parasitic infections and allergic responses, and basophils play a role in inflammatory reactions and release histamine.
Step 3: Recognize that killing virus-infected cells is typically the role of lymphocytes, specifically cytotoxic T cells and natural killer (NK) cells, which are not granulocytes but agranulocytes.
Step 4: Conclude that none of the granulocytes specialize in killing virus-infected cells, as this function is carried out by other immune cells outside the granulocyte category.
Step 5: Therefore, the correct understanding is that granulocytes do not specialize in killing virus-infected cells, which aligns with the provided answer.
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