Biology / Bio 3189 · Atom · ~20 seconds
Blood Plasma Composition
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Plasma, blood's liquid matrix, is mostly water and carries dissolved proteins, nutrients, hormones, gases, and waste products between organs.
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Albumin, a major plasma protein, helps maintain the osmotic pressure that keeps water from leaking excessively out of blood vessels.
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Plasma is not merely a passive carrier fluid — several of its dissolved proteins perform active regulatory roles of their own.