Erythropoietin (EPO Test) Center

Erythropoietin (EPO) is a hormone created by the kidney. EPO promotes red blood cell formation via the bone marrow. Low levels of EPO may indicate anemia. Elevated EPO levels may indicate polycythemia rubra vera or hormone misuse by some athletes whose performance benefit from higher red blood cell counts. Such athletes include cyclists, long-distance runners, speed skaters, and Nordic (cross-country) skiers. Read more: Erythropoietin (EPO Test) Article

QUESTION

The only purpose of the kidneys is to filter blood. See Answer

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