Solved UPSC CDS/OTA Question
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Q · Circulatory Systemmedium · 45s
Which protein in plasma maintains oncotic pressure?
TopicCirculatory System
Question Typemultiple choice
Difficultymedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Albumin, produced by the liver, accounts for ~60% of plasma proteins. Its osmotic effect retains fluid within capillaries, preventing edema. Hypoalbuminemia in liver disease causes fluid shift into interstitium.
Final Answer: Option C - Albumin