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.
Medication can be given in any of the following ways: 1  A one-time injection into the spinal column. 2  IV or Intravenous placement into a vein on the back of the hand or arm. 3  Patient Controlled Analgesia (PCA) pump is a way that a mother can control doses of pain mediation during labor by pushing a button.