What is the lifespan of White Blood Cells?

A. 1 – 5 days
B. 3 – 7 days
C. 4 – 8 days
D. 5 – 21 days

Check Answer

The correct answer is option D) 5 – 21 days

White blood cells, also known as leukocytes, have a wide range of lifespans. Some types of white blood cells live for a few hours or days, while others can live for several months. In general, the lifespan of a white blood cell depends on its type and the role it plays in the immune system.

Here are the approximate lifespans of some common types of white blood cells:
Neutrophils: 1-5 days
Eosinophils: 1-3 weeks
Basophils: 2-4 days
Lymphocytes: Several months to years

So, the correct answer to this question is D) 5-21 days. However, it’s important to note that this is just a rough estimate and the actual lifespan of white blood cells can vary depending on a number of factors.
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