Red blood cell

wikipedia:Red blood cell

• Adult humans have roughly 20–30 trillion red blood cells at any given time.
• 100 to 120 days

Related

• White blood cell (Leukocytes)
• Platelets
• Hemoglobin
• Stem cell
• Bone marrow
• Macrophage

See also

• Blood, Immune system, Plasma, Hemoglobin, Lymphocytes, T-cell, B cell, Bone marrow, Red blood cell, White blood cell (Leukocytes), Complete Blood Count (CBC), Macrophage