<prompt> Surfactant is made up ofFibrinMucoproteinPhospholipidsFibrinogen  <response>: Ans. c PhospholipidsRef: Ganong, 25th edp.630Composition of surfactantSurfactant lipidsSurfactant proteins Account for approximately 90 of surfactant phospholipidsMajor surfactant lipids are, Dipalmotoyl phosphatidylcholine DPPC - Lecithin- most abundant component of surfactant Phospthatidylglycerol Account for approximately 10 of surfactantMajor surfactant proteins are, Surfactant protein-A SP-A Surfactant protein-B SP-B Surfactant protein-C SP-C Surfactant protein-D SP-D 