Sections View Full Chapter Figures Tables Videos Annotate Full Chapter Figures Tables Videos Supplementary Content ++ Table Graphic Jump Location|Download (.pdf)|Print Normal Values of Erythrocytes, Leukocytes, and Platelets in Adult Human Blood* Erythrocytes Male:4.3–5.7 million/μL blood Female:3.9–5.1 million/μL blood Hemoglobin Male:13.5–17.5 g/dL Female:12.0–15.5 g/dL Hematocrit Male:38.8%–50% Female:34.9%–44.5% Platelets 150,000–450,000/μL of blood White blood cells 4000–11,000/μL of blood Types of leukocytes Percentage of total leukocytes Primary role Polymorphonuclear granulocytes Neutrophils 40–80 Phagocytosis Eosinophils 1–6 Allergic hypersensitivity reactions Basophils <1–2 Allergic hypersensitivity reactions Monocytes 1–6 Phagocytosis and antibody production Lymphocytes 20–40 Antibody production and cell-mediated immunity *Normal reference ranges vary somewhat with age and race. They may also vary from laboratory to laboratory. To confuse the issue further, various unit measurements are used to report blood data, and so caution must be used in examining data. Your Access profile is currently affiliated with '[InstitutionA]' and is in the process of switching affiliations to '[InstitutionB]'. Please click ‘Continue’ to continue the affiliation switch, otherwise click ‘Cancel’ to cancel signing in. Get Free Access Through Your Institution Learn how to see if your library subscribes to McGraw Hill Medical products. Subscribe: Institutional or Individual Sign In Username Error: Please enter User Name Password Error: Please enter Password Forgot Password? Forgot Username? Sign in via OpenAthens Sign in via Shibboleth