Question

the middle man of the body is
a) blood
b) plasma
c) lymph
d) serum

Answer 1

c)Lymph is known as the middle man of the body as  'Middle man' of circulation it mediates exchange.It transports oxygen, food materials, hormones, etc., to the body cells and brings carbon dioxide and other metabolic wastes, from the body cells to blood and then finally pours the same into the venous system.

Answer 2

Lymph is the middle man of the body.