Red Blood Cells - correct answer ✔ ✔ RBC (erythrocytes)
White Blood Cells - correct answer ✔ ✔ WBC (leukocytes)
Platelets - correct answer ✔ ✔ (thrombocytes)
Erythrocytes - correct answer ✔ ✔ function is to transport
gas to and from the tissue cells and lungs.
Erythrocytes number range - correct answer ✔ ✔ 4.2-6.2
million/mm3
Hematocrit - correct answer ✔ ✔ 42%-48%
Hemoglobin - correct answer ✔ ✔ 12-16.5 g/dL
, Lifespan of erythrocytes - correct answer ✔ ✔ 100-120 days,
undergo phagocytosis by macrophages in the spleen, ultimately
reduced to bilirubin and mostly excreted through the GI tract.
Erythropoiesis - correct answer ✔ ✔ Formation of RBCs
Erythropoiesis - correct answer ✔ ✔ measured by the
reticulocyte count.
A low count - correct answer ✔ ✔ indicates the inability of
bone marrow to respond.
A high count - correct answer ✔ ✔ may indicate a good
marrow response to low numbers of RBCs.
Erythropoietin - correct answer ✔ ✔ secreted by the kidney
in response to tissue hypoxia from anemia, high altitude, or
pulmonary disease. Stimulates the proliferation of stem cells in
the marrow and accelerates maturation of erythroblasts.