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plasma
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Examples of extracellular fluids include lymph and plasma. lipoprotein complexes Figure 1: Typical course of changes in the plasma concentration of a drug over time after oral administration.
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blood plasma
blood plasma Blood sediment in test tubes, showing plasma (clear fluid), red blood cells (red), and the release of hemoglobin into the surrounding plasma (pink).

plasma

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Also known as: blood plasma
Written by
David H. Yawn
Professor of pathology, Baylor College of Medicine, Houston, Texas.
David H. Yawn
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Also called:
blood plasma
Key People:
Edwin Joseph Cohn
Related Topics:
complement
serum albumin
transferrin
serum
chylomicron

plasma, the liquid portion of blood. Plasma serves as a transport medium for delivering nutrients to the cells of the various organs of the body and for transporting waste products derived from cellular metabolism to the kidneys, liver, and lungs for excretion. It is also a transport system for blood cells, and it plays a critical role in maintaining normal blood pressure. Plasma helps to distribute heat throughout the body and to maintain homeostasis, or biological stability, including acid-base balance in the blood and body. Plasma is derived when all the blood cells—red blood cells (erythrocytes), white blood cells (leukocytes), ...(100 of 736 words)

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