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LGI Part 2

Positioning

QuestionAnswer
In order to insure that the entire length of the small intestine is filled with barium, delayed images should be taken until the barium is seen within the: proximal colon
The desireable properties of barium sulfate used for visualization of the lower gastroinestinal tract: ability to uniformly coat the intestinal wall, absence of foam forming elements
Radiographic images of the lower intestinal tract are obtained folloing the introduction of liquid barium sulfate suspension. The lateral and Chassard-Lapine projections are most commonly used in the evaluation of the: rectosigmoind region
Normal saline may be used instead of tap water for mixing of a barium sulfate suspension to help prevent: hypoglycemia in older adults during a BE
Radio graphic procedures would best be able to assist in a suspected diagnosis on Crohns ? barium enema or small bowel series
during the radiographic evaluation of the large intestine using barium contrast agent, the AP oblique projections are most commonly employed to improve the visualization of the: Right and left colic flexures
The use of high density barium contrast agent during imaging of a large intestine in combination with air has proven to be beneficial in the evaluation of: intestinal polyps
Which part of the small intestine makes up 3/5 of its entirety? ileum
Which part of the large intestine is located highest, or most superior in the abdomen? left colic flexure
Which of the following structures is NOT considered to be part of the main colon? cecum
Which part of the large intestine has the widest diameter? cecum
Which part of the colon has the greatest amount of potential movement? transverse colon
What is the term for the three bands of muscle that pull the large intestine into pouches? taeniae coli
Which part of the colon will most likely be filled filled with ait with the patient in the prone position? Ascending colon, decending colon and rectum
The circular staircase, or jerringbone pattern, is a common radiographic sign for a ileus True
Which condition produce the cobblestone or string sign? Regional enteritis ( Chron's disease)
term used to describe double contrast small bowel procedure? enteroclysis
Avg adult, amt of barium ingested is one 16 oz for a small bowel series? True
The tip of the catheter is advanced to the ______ during an enteroclysis duodenojejunal flexure
The tapered or corkscrew radiographic sign is often seen with: volvulus
Which radiographic sign is frequently seen with carcinoma of the colon? napkin ring or apple core
Which of the following is classified as an irritant laxative? castor oil
Created by: erikasmith28
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