What would the nurse do to prevent reflux gastric contents from coming through the blue vent of a gastric sump tube?

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Chapter44:DigestiveandGastrointestinalTreatmentModalities

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1.Anurseispreparingtoplaceapatientsorderednasogastrictube.Howshouldthenursebestdetermine

thecorrectlengthofthenasogastrictube?

A)Placedistaltiptonose,theneartipandendofxiphoidprocess.

B)Instructthepatienttolieproneandmeasuretipofnosetoumbilicalarea.

C) Insertthetubeintothepatientsnoseuntilsecretionscanbeaspirated.

D)Obtainanorderfromthephysicianforthelengthoftubetoinsert.

Ans:A

Feedback:

Tubelengthistraditionallydeterminedby(1)measuringthedistancefromthetipofthenosetothe

earlobeandfromtheearlobetothexiphoidprocess,and(2)addingupto6inchesforNGplacementor

atleast8to10inchesormoreforintestinalplacement,althoughstudiesdonotnecessarilyconfirmthat

thisisareliabletechnique.Thephysicianwouldnotprescribeaspecificlengthandtheumbilicusisnota

landmarkforthisprocess.Lengthisnotdeterminedbyaspiratingfromthetube.

2.Apatientisconcernedaboutleakageofgastriccontentsoutofthegastricsumptubethenursehasjust

inserted.Whatwouldthenursedotopreventrefluxgastriccontentsfromcomingthroughthebluevent

ofagastricsumptube?

A) Primethetubingwith20mLofnormalsaline.

B)Keeptheventlumenabovethepatientswaist.

C)MaintainthepatientinahighFowlersposition.

D)Havethepatientpinthetubetothethigh.

Ans:B

Feedback:

Theblueventlumenshouldbekeptabovethepatientswaisttopreventrefluxofgastriccontentsthrough

it;otherwiseitactsasasiphon.Aone-wayanti-refluxvalveseatedinthebluepigtailcanpreventthe

refluxofgastriccontentsouttheventlumen.Topreventreflux,thenursedoesnotprimethetubing,

maintainthepatientinahighFowlersposition,orhavethepatientpinthetubetothethigh.

TestBank-Brunner&Suddarth'sTextbookofMedical-SurgicalNursing14e(Hinkle2017)838

How can the nurse prevent reflux gastric contents through the blue vent of a gastric sump tube?

When inserting a nasogastric tube the nurse determines the appropriate length that the tube will need to be inserted by?

Which intervention would the nurse use to determine the length of the nasogastric tube to be inserted?

Which of the following methods should the nurse use to determine the correct distance to insert a nasogastric tube?