Patient Care - Chapter 19 nonaseptic techniques Questions and Answers High Distinction 2023

Barium - -bulky, fine white powder, without odor or taste and free from grittiness; used as a contrast medium in radiography of the digestive tract -Nonaseptic Technique - --Requires special nonsterile procedures -Typically involves tubes and lines into the digestive tract. -body waste -Enemas -Enemas for contrast examination. -Nasogastric tubes (NG) - --Tube are plastic or rubber tubes inserted through the nasopharynx into the stomach. -They are used for administration of medications and gastric decompression or removal of flatus (gas) and fluids from the stomach after intestinal obstruction or major trauma. -Facts about NG tubes - --Most common is Levin tube ~May be single- or double-lumen type -Patients with an NG tube in place usually experience some discomfort. -Care must be taken to prevent accidental withdrawal of the tube after it has been inserted. -In most cases, a physician or nurse is responsible for inserting an NG tube.