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Ch. 15 BE LGI

QuestionAnswer
What is intussusception? Telescoping of a section of bowel, creating an obstruction.
What age would intussusception be common? Children under 2.
The RPO projection shows____? Left colic flexure, descending colon open.
With a patient supine, where is the barium in the large intestine during a barium enema? Ascending and Descending colon regions.
With a patient prone, where is the barium in the large intestine during a barium enema? Transverse and rectosigmoid colon regions.
The LPO projection shows____? Right colic flexure, ascending and rectosigmoid colon open.
What is cathartic? A substance in medicine that accelerates and softens defecation.
What is a volvus? Twisting of part of the intestine, creating an obstruction.
What is the patient prep for a barium enema? Light evening meal night prior to exam. Bowel cleansing cathartics. NPO 8 Hours prior to exam. No gum or smoking 8 hours prior.
What is the large intestine function? Elimination
What is the small intestine function(s)? Digestion, absorption, reabsorption.
What is the size of the jejunum and what quadrant? 2/5 of small intestine. LLQ & LUQ.
What is the appearance of the jejunum? coiled spring, feathery appearance.
In what quadrant is the ileocecal valve located? RLQ
What is the size of the duodenum and what quadrant? shortest of the sections of small intestine, largest in diameter. 10 in or 25 cm long. Located in RUQ & LUQ.
What is the size of the ileum and what quadrant? 3/5 of small intestine, RUQ, RLQ, LLQ.
What is the appearance of the ileum? fewest indentations, smallest in diameter.
Where is the transverse colon in an asthenic pt? Lies low in the abdomin.
What are the ring indentations in the colon called? Haustra
How long is a typical adult's small intestine? 23 ft or 7 meters
What is an ileus? blockage
What is the appearance of Crohn's disease? Cobblestone appearance.
What is the pt prep for a small bowel follow through? NPO - 8 hours prior. Low residue diet 48 hours prior. No gum or smoking 8 hours prior.
What is diverticulum? Outpouch
What is a Polyp? Inpouch
What is a fistula? An abnormal opening
What is the kV range when using a water soluble contrast? 80-90 kV
What angle is the CR for an AP axial "butterfly" view? 30-40 cephalad
Created by: degeeters98
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