Exam (elaborations)
Radiographic Positioning Chapter 13_ Lower Gastrointestinal System
- Module
- 3 Bontrager Proble
- Institution
- 3 Bontrager Proble
Radiographic Positioning Chapter 13_ Lower Gastrointestinal System
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Radiographic Positioning Chapter 13:Lower Gastrointestinal System
"Napkin ring" or "apple core" sign - correct answer-Which radiographic sign is frequently
seen with carcinoma of the colon?
30 to 40 degrees - correct answer-How much CR angulation is required for the AP axial
projection?
8 - correct answer-The patient must be NPO____ hours to the small bowel series.
90 to 100 - correct answer-The ideal KV range for a double-contrast barium enema is:
Adynamic or paralytic ileus - correct answer-Obstruction of the small intestine due to the
cessation of peristalsis
Angle the CR 30 to 40 degrees cephalad with AP projection - correct answer-A radiograph of
an AP barium enema projection reveals poor visualization of the sigmoid due to excessive
superimposition of the sigmoid colon and rectum. How can this area be better visualized on
the repeat exposure?
Ascending colon, descending colon, and rectum - correct answer-Which part(s) of the colon
will most likely be filled with air with the patient in the prone position?
at level of the iliac crest - correct answer-Central ray and image receptor centering for a
1-hour small bowel radiograph should be:
Barium or air enema - correct answer-Situation: An infant is brought to the ED with a
possible intussusception. Which of the following procedures may actually correct this
condition?
Better separation of loops of small intestine - correct answer-Why is the PA rather than the
AP recommended for a small bowel series?
Butterfly position - correct answer-What is another term for the AP axial projection?
Cecum - correct answer-Which part of the large intestine has the widest diameter?
duodenojejunal flexure (suspensory ligament) - correct answer-The tip of the catheter is
advanced to the____ during an enteroclysis.
Duodenum - correct answer-Which part of the small intestine has the largest diameter?
Duodenum - correct answer-Which part of the small intestine is the shortest?
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