Oedema is caused by fall in plasma proteins below: (A) 0.50%, (B) 5%, (C) 15%, (D) 50%
Answer is D. Ans. is `d' i.e., 50% o Normal plasma protein is 6-8 gm/d1. o Edema occurs when plasma protein falls below 5gm/d1. fall in percentage is (5/8 x 100):.=-: 63%. So, edema occurs when plasma proteins falls below 63% of normal.