Red Blood Cells

How Blood Cells Develop from Stem Cells in Bone Marrow

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How Blood Cells Develop from Stem Cells in Bone Marrow

Every second, your bloodstream carries an enormous population of cells doing very different jobs. Red blood cells deliver oxygen, white blood cells help defend against infection, and platelets help stop bleeding when a blood vessel is damaged. Surprisingly, these different blood components share a common origin. Understanding how blood cells develop from stem cells in … Read more

How Iron Deficiency Changes Red Cells and Their Indices

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How Iron Deficiency Changes Red Cells and Their Indices

A complete blood count may show low hemoglobin, but that number alone does not tell the whole story. To understand what is happening in anemia, medical learners need to look at the red blood cells themselves: their size, hemoglobin content, and how much they vary from one cell to another. Iron deficiency creates a particularly … Read more