Intravenous therapy (abbreviated as IV therapy and known inf…

Intravenous therapy (abbreviated as IV therapy and known informally as the dripLinks to an external site.) is a medical technique that administers fluids, medications and nutrients directly into a person’s vein.  When preparing or administering an IV drip, knowledge of the tonicity of blood is vital to a patient’s health and an incorrect solution administered to a patient must be avoided.   See below for question. A red blood cell is placed in a beaker containing solution A for 45 minutes.  The volume of the red blood cell is taken at times:  0 minutes, 15 minutes, 30 minutes, and 45 minutes. The results are:  Time 0 = 350 ul Time 15 = 330 ul Time 30 = 300 ul Time 45 = 270 ul  Given the changes exhibited, which of the following describes the solution in the beaker?