Complete Blood Count

Normal hemoglobin levels in adult males are approximately:

• 5-10 g/dL

• 13-17 g/dL

• 20-25 g/dL

• 8-12 g/dL

True or False: Hematocrit measures the percentage of blood volume occupied by RBCs.

• True

• False

The main function of red blood cells (RBCs) is to:

• Fight infections

• Carry hormones

• Clot blood

• Transport oxygen

Which cell type is primarily responsible for blood clotting?

• Red Blood Cells

• White Blood Cells

• Platelets

• Plasma

A low WBC count is known as:

• Leukocytosis

• Leukopenia

• Leukemia

• Thrombocytopenia

__________ is the protein in RBCs that binds oxygen for transport. (Answer in full words).

What does an increased platelet count indicate?

• Thrombocytosis

• Thrombocytopenia

• Leukemia

• Leukopenia

Which parameter in a CBC indicates the size of red blood cells?

• RDW

• Hematocrit

• MCH

• MCV

A high __________ count may suggest an allergic reaction or parasitic infection.

• Polymorphs / Neutrophils

• Lymphocytes

• Monocytes

• Eosinophils

What is the normal range for WBC count in adults?

• 1,000-3,000/mm³

• 4,000-11,000/mm³

• 10,000-20,000/mm³

• 15,000-30,000/mm³