Ch. 15 BE LGI
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| What is intussusception? | Telescoping of a section of bowel, creating an obstruction.
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| What age would intussusception be common? | Children under 2.
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| The RPO projection shows____? | Left colic flexure, descending colon open.
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| With a patient supine, where is the barium in the large intestine during a barium enema? | Ascending and Descending colon regions.
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| With a patient prone, where is the barium in the large intestine during a barium enema? | Transverse and rectosigmoid colon regions.
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| The LPO projection shows____? | Right colic flexure, ascending and rectosigmoid colon open.
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| What is cathartic? | A substance in medicine that accelerates and softens defecation.
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| What is a volvus? | Twisting of part of the intestine, creating an obstruction.
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| 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.
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| What is the large intestine function? | Elimination
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| What is the small intestine function(s)? | Digestion, absorption, reabsorption.
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| What is the size of the jejunum and what quadrant? | 2/5 of small intestine. LLQ & LUQ.
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| What is the appearance of the jejunum? | coiled spring, feathery appearance.
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| In what quadrant is the ileocecal valve located? | RLQ
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| 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.
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| What is the size of the ileum and what quadrant? | 3/5 of small intestine, RUQ, RLQ, LLQ.
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| What is the appearance of the ileum? | fewest indentations, smallest in diameter.
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| Where is the transverse colon in an asthenic pt? | Lies low in the abdomin.
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| What are the ring indentations in the colon called? | Haustra
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| How long is a typical adult's small intestine? | 23 ft or 7 meters
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| What is an ileus? | blockage
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| What is the appearance of Crohn's disease? | Cobblestone appearance.
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| 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.
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| What is diverticulum? | Outpouch
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| What is a Polyp? | Inpouch
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| What is a fistula? | An abnormal opening
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| What is the kV range when using a water soluble contrast? | 80-90 kV
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| What angle is the CR for an AP axial "butterfly" view? | 30-40 cephalad
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