NAPLEX (North American Pharmacist Licensure Examination) Practice Exam

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Increased RBC count is known as?

Thrombocytosis
Leukocytosis
Polycythemia
Leukopenia

The correct answer is: Polycythemia

Increased RBC count is known as polycythemia. Polycythemia refers to a condition where there is an increased number of red blood cells in the blood. This can be due to various reasons such as dehydration, smoking, high altitude, or underlying medical conditions like polycythemia vera. Thrombocytosis refers to an increased platelet count, leukocytosis is an increased white blood cell count, and leukopenia is a decreased white blood cell count.