Green coloured i.v. cannula, the size is -: (A) 18, (B) 20, (C) 22, (D) 24
Answer is A. Ans. is 'a' i.e., 18Colour coding of iv cannuleSizeColour14 gOrange16 gGrey18 gGreen20 gPink22 gBlue24 gYellow/lime