Effect of discharge current on cell voltage and power. When current is drawn from a cell, the cell volta ge falls due to polarization. The higher the current, the greater the voltage drop.
Topics | Critical Care | How is total parenteral nutrition (TPN) given? Total parenteral nutrition (TPN) is given through a vascular access device such as a Peripheral Intravenous line, Midline or most preferably a Central Line. The central line is the most common access for TPN administration.
PICC Lines. A Peripherally Inserted Central Catheter (PICC), is a long, thin, soft plastic tube that functions as an intravenous (IV) line. A PICC line allows nurses and doctors to administer medications and fluids on a frequent basis. A PICC can remain in place for as long as you need IV therapy.