Multiple choice

The normal RBC count in an adult male is about ______.

  1. 5.5 million

  2. 5.0 million

  3. 4.5 million

  4. 4.0 million
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The normal RBC count in an adult male is approximately 5.0 million cells per microliter of blood, making option B correct.

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