Multiple choice

Life span of RBCs is

  1. 50 days

  2. 70 days

  3. 120 days

  4. 220 days

  5. -
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Human erythrocytes are produced through a process named erythropoiesis. They develop from committed stem cells to mature erythrocytes in about seven days. When matured, these cells live in blood circulation for about 100 to 120 days in a healthy individual.

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