INTRAVENOUS TUBING Spike end for IV bag or bottle Drop chamber Adapter end of tubing to needle Roller clamp Y-site From:Kee,J.Marshall,S.(2000).Clinical calculations (4th ed.).Philadelphia: W.B.Saunders.adapter接头chamber室INTRAVENOUS TUBING From: Kee, J. & Marshall, S. (2000). Clinical calculations (4th ed.). Philadelphia: W.B. Saunders.adapter接头chamber室