What type of cell count is indicated by WBC?

• A. Red blood cells
• B. Platelets
• C. White blood cells
• D. Hemoglobin

Answer: (C)

White blood cells (WBCs) are crucial components of the immune system, serving as the body's defense against infections and diseases. The WBC count measures the number of white blood cells in a given volume of blood, which provides vital information about a person's immune health and can indicate various medical conditions, such as infections, inflammation, and blood disorders. Given that the question specifically asks for the type of cell count referred to as WBC, identifying it as white blood cells is entirely accurate.

The other options relate to different elements of the blood: red blood cells (which transport oxygen), platelets (which are responsible for blood clotting), and hemoglobin (a protein in red blood cells that carries oxygen). Understanding these distinctions is essential for interpreting various blood tests and recognizing their significance in assessing overall health.