Q: What type of leukocyte does not have an irregular-shaped nucleus with more than two lobes?
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A
Eosinophils
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B
Mast cell
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C
Macrophages
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D
Basophils
C
Answer:
C
Explanation:
Polymorphonuclear leukocytes are those that have an irregular-shaped nucleus with more than two lobes. Their cytoplasmic matrix is rich in substances which can kill microorganisms and increase inflammation. Macrophages, on the other hand, have a single, round nucleus and are responsible for engulfing and destroying foreign particles.
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