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NURS 5315 Exam 5 GI Questions and Answers
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NURS 5315 Exam 5 GI Questions and Answers
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NURS 5315 Exam 5 GI Questions andAnswers
lower iiespohageal ii(cardiac) iisphincter ii- iiAnswers ii-muscle iivalve iisystem iithat
iiseparates iithe iiespohagus iiand iithe iistomach.
pyloric iisphincter ii- iiAnswers ii-muscle iivalve iisystem iithat iiseparates iistomach iiand
iismall iiintestines. iiControl iithe iirelease iiof iifood iifrom iithe iistomach iito iithe iismall
iiintestine.
ileocecal iisphincter ii- iiAnswers ii-muscle iivalve iisystem iithat iiseparates iismall iiintestine
iiand iiileum iiand iicolon.
Stomach ii- iiAnswers ii-stores iiand iimakes iifood, iistarts iiprotein iidigestion.
liver ii- iiAnswers ii-releases iibile iisalts iiand iifacilitates iifat iidigestion
exocrine iipancreas ii- iiAnswers ii-releases iithe iimost iiimportant
small iiintestine ii- iiAnswers ii-place iito iicomplete iialmost iiall iidigestion iiand iiabsorption.
ii7L iia iiday iiis iireabsorbed iiback iiinto iithe iiblood.
hepatic iiportal iivein ii- iiAnswers ii-the iivein iithat iicollects iideoxygenated iiblood iifrom iithe
iiGI iitract iiand iiconducts iiit iito iithe iiliver. iidelivers ii800-1200mL/min iito iiliver, ii70-75% iiof
iiblood.
diarrhea ii- iiAnswers ii-defines iias ii3 iior iimore iiloose/liquid iistools iia iiday. iican iihave iihigh
iirates iiof iimorbidity iiand iimortality iiin iichildren iiyounger iithan ii5 iiyo.
persistent iidiarrhea ii- iiAnswers ii-diarrhea iithat iilasts ii14-30 iidays
chronic iidiarrhea ii- iiAnswers ii-loose iistools iifor iimore iithat ii30 iidays
small iiintestine iifunction ii- iiAnswers ii-majority iiof iiwater iiand iielectrolyte iiabsorption
iioccurs iiin iithe?
osmotic iidiarrhea ii- iiAnswers ii-Non-absorbable iisubstance iidraws iiwater iiinto iithe iiGI
iitract iiby iiosmosis iileading iito iilarge iivolume iidiarrhea.
etiology iiof iiosmotic iidiarrhea ii- iiAnswers ii-MOA: iimag iicitrate, iilctulose, iiMiralax.
other iicauses:
, tube iifeedings
dumping iisyndrome
pancreatic/bile iisalt iideficiency
malabsorption
bacterial iigrowth iiin iithe iismall iiintestine
celiac iidisease
secretory iidiarrhea ii- iiAnswers ii-infection iior iiexcessive iimucosal iisecretion iiof iifluid iiand
iielectrolytes ii( iiincreased iiChloride iiof iiBicarb iior iioverall iiinhibition iiof iiNa) iiproduces
iilarge-volume iidiarrhea. iicommon iiin iiareas/cointries iiwhere iithere iiis iino iiadequate
iiclean iisource iiof iiwater.
etiology iiof iisecretory iidiarrhea ii- iiAnswers ii-large iivolume: ii
rotavirus iiinfection
bacterial iienterotoxin ii(e.coli, iivibrio, iicholera)
exotoxin ii(c.diff iiovergrowth)
antibiotics ii(elderly)
small iivolume:
inflammatory iibowel iidisease ii( iiCD, iiUC, iifecal iiimpaction)
motility iidiarrhea/short iibowel iisyndrome ii- iiAnswers ii-excessive iimotility iidecreases
iitransit iitime, iimucosal iisurface iicontact, iiand iiopportunities iifor iifluid iiabsorption ii=
iidiarrhea. iicauses iinegative iieffects iion iifluid, iielectrolyte, iiand iiacid-base iibalance.
etiology iiof iimotility iidiarrhea ii- iiAnswers ii-shortened/resection iiof iithe iismall iiintestine,
iisurgical iibypass, iifistula iiformation iibetween iiloos iiof iiintestine. iidiabetic iineuropathy,
iigastroparesis, iihyperthyroidism, iilaxative iiabuse.
etiology iiof iiupper iiGI iibleed ii- iiAnswers ii-bleeding iiin iiesophagus, iistomach,
iiduodemum. iiespophageal/gastric iivarices, iimallory iiweiss iitears iicaused iiby iisevere
iiretching ii(fast iiblood iiloss). iiuse iiof iiNSAIDs, iiSSRIs, iianti iiPLT, iiand iianticoags.
clinical iimanifestations iiof iian iiupper iiGI iibleed ii- iiAnswers ii-acute iibleeding iithat iimay
iiresult iiin iihypovolemic iishock iiir iirapid. ii
hematemesis, iimelena.
hematemesis ii- iiAnswers ii-bloody iivomitus, iieither iifrank, iibright iired iior iidark iigrainy.
melena ii- iiAnswers ii-seen iiin iilower iiGI iibleed, iiblack iitarry iistools.
etiology iiof iilower iiGI iibleed ii- iiAnswers ii-bleeding iifrom iijejunum, iiileum, iicolon, iior
iirectum. iicaused iiby iipolyps, iiinflammatory iibowel iidisease, iidiverticulosis, iicancer,
iivascular iiectasias, iior iihemorrhoids.
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