Multiple choice

The life span of human RBC is about

  1. 45 days

  2. 80 days

  3. 120 days

  4. 180 days
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Human erythrocytes have a lifespan of approximately 120 days (about 4 months) before being removed by the spleen and liver. This relatively short lifespan is due to their lack of nucleus and organelles, which limits their ability to repair damage.

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