Question

In normal healthy female, the number of RBC/mm${}^3$ of blood is

• A. 6.5 - 7.0 million
• B. 5.5 - 6.0 million
• C. 4.5 - 5.0 million
• D. 3.5 - 4.0 million

Answer 1

The correct option is C 4.5 - 5.0 million

Red blood cells (RBCs), also called as erythrocytes, are the most common type of blood cell. RBCs contain hemoglobin, which transport oxygen to the tissues. Women have about 4 to 5 million erythrocytes per micro-liter (cubic millimeter) of blood and men have about 5 to 6 million erythrocytes per micro-liter (cubic millimeter) of blood

So, the correct answer is '4.5 - 5.0 million'