Which term would indicate a significant decrease in the number of red blood cells? Leukemia Hematoma Anemia Nephrosis

<p> The question is asking for a medical term that signifies a significant decrease in the number of red blood cells. Leukemia is a type of cancer that affects white blood cells. Hematoma is a collection of blood outside of blood vessels. Nephrosis is a kidney disorder. Anemia is a condition characterized by a deficiency in the number or quality of red blood cells.</p>