Gastroenteral Tubes Review Questions with Complete Solutions Rated A+
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Gastroenteral Tubes
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Gastroenteral Tubes
Gastroenteral Tubes Review Questions with Complete Solutions Rated A+
reasons for gastric and intenstinal tubes? - Answers -for gut decompression (prevent N/V post-op, ileus, obstruction)
-to deliver nutrients
-empty stomach of contents, toxins, or poisons
characteristics of different types of ...
how are tubes selected? - Answers based on purpose and duration of tx
how do you check nostril patency for insertion of NG tube? - Answers see if had any broken bones or
trauma in nose
how do you measure for NG tube insertion? - Answers 1. nose to ear
2. ear to xiphoid/stomach
3. mark
4. add 15-20 cm for intestinal, then put a little mark on tubing or paper to know spot
how do you prepare a large vs small bore NG tube? - Answers small=flush with 10 mL of water
large=coil first 4-6 inches
what do you do with the end 3-4" of NG tubes? - Answers lubricate generously
supplies for insertion of NG tubes - Answers feeding tube/NG tube
lubricating jelly
tape
gloves
pH paper
syringe
, what's the gold standard of checking NG tube placement? - Answers chest xray
what do you want the aspiration color to be and pH to be after inserting NG tube? - Answers green or
brown (not frothy!=lungs)
less than 4
then order chest xray
where do you insert NG tube? - Answers thru nares to posterior nasopharynx
what do you instruct pt to do while inserting NG tube? - Answers swallow water while pushing in tube
what do you always do before using tube and as often as necesarry during use? - Answers check tube
placement
how to check NG tube placement? - Answers xray (for feeding tubes: don't remove guide wire until
correct placement is verified)
suction/aspiration of contents
check pH (less than 4=stomach; greater than 6=lungs; 7-8=intestines)
how do you aspirate to verify placement? - Answers flush 30 cc of air, aspirate 5-10 cc of GI contents
with a 50 cc syringe
-if unable to aspirate, try repo as tube opening may be up against gastric wall
-observe appearance
-drop pH strip in content
-return contents via tube to prevent electrolyte imbalanace
-irrigate tube with 30 mL of water
how to irrigate a nasogastric/intestinal tube? - Answers -aspirate first to check placement
-use 30-60 cc water
-enzymes to dissolve clots
how to collect a specimen from tube? - Answers -low fowlers, L lateral side
-aspirate 10-15 cc in specimen container
what are some complications of NG tubes? - Answers -fluid and electrolyte imabalance (with gastric
decompression, metabolic alkalosis; with intestinal decompression, metabolic acidosis; dehydration)
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