Hemoglobin
From Health Encyclopedia
Contents |
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Broader Terms
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Narrower Terms
carboxyhemoglobin, hemoglobin A, hemoglobin C, hemoglobin F, hemoglobin H, hemoglobin S, methemoglobin, oxyhemoglobin
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Related Terms
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Scope Note
oxygen carrying pigment of the erythrocytes; a complex protein composed of four heme groups and four globin polypeptide chains.
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Facts (generated by robot; please edit if you find it inaccurate)
- Hemoglobin is almost always ordered as part of a complete blood count (CBC).
- Hemoglobin is the molecule in our red blood cells that is responsible for binding oxygen and transferring it to our tissues.
- The name hemoglobin is the concatenation of heme and globin, reflecting the fact that each subunit of hemoglobin is a globular protein with an embedded heme (or haem) group; each heme group contains an iron atom, and this is responsible for the binding of oxygen.
- Why the test is performed Return to top Hemoglobin is the substance in red blood cells that transports oxygen and carbon dioxide between the lungs and body tissues.
- Hemoglobin is the protein that makes blood red.
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