[Answer] A nurse is administering blood to a patient who has a low hemoglobin count. The patient asks how long to RBC’s last in my body? The correct response is. A: The life span of RBC is 45 days. B: The life span of RBC is 60 days. C: The life span of RBC is 90 days. D: The life span of RBC is 120 days.

Answer: (D) RBC’s last for 120 days in the body.
A nurse is administering blood to a patient who has a low hemoglobin count. The patient asks how long to RBC’s last in my body? The correct response i…

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