NG Tubes

Question 1

What is the purpose of a Decompression NG tube?

Answer 1

Removal of gastric secretions

Question 2

What is the purpose of a Compression NG tube?

Answer 2

Internal application of pressure to prevent GI bleed

Question 3

What is the reason for a Rest NG tube?

Answer 3

After a major surgery

Question 4

What is the purpose of a Lavage NG tube?

Answer 4

Irrigation of stomach

Question 5

4 types of NG tubes

Answer 5

Salem sump, levin, dobhoff, sengstaken-blakemore

Question 6

What is a salem sump NG tube?

Answer 6

Double lumen tube

Question 7

What is a levin NG tube?

Answer 7

Single lumen tube

Question 8

What is a dobhoff NG tube?

Answer 8

Feeding tube with a stylus

Question 9

What is a sengstaken-blakemore NG tube?

Answer 9

A compression tube with balloons

Question 10

4 reasons that an NG tube is placed

Answer 10

Decompression, compression, rest, lavage

Question 11

Equipment needed for an NG tube insertion

Answer 11

Gloves, clear tape, safety pin/rubber band, chux pad, irrigation kit (60cc syringe and container to pour water into), anti-reflux device and plastic connector, Vaseline

Question 12

What position should a patient be in for an NG tube insertion?

Answer 12

High Fowlers

Question 13

How is NG tube length measured for proper insertion?

Answer 13

Nose to earlobe then earlobe to xiphoid process

Question 14

How should the patient’s head be positioned once resistance has been met?

Answer 14

Chin to chest

Question 15

3 ways to verify placement of an NG tube?

Answer 15

Chest xray (The gold standard), aspiration/pH ⇒ below 5.5, air bolus

Question 16

Suction settings for an NG suction canister

Answer 16

LIS (low intermittent suction)
LCS ( low continuous suction)

Question 17

What should be documented for gastric secretionsin a canister?

Answer 17

Amount, color, and consistency

Question 18

What should be done to an NG tube prior to med administration?

Answer 18

Verify correct placement of tube

Question 19

How long should suction be discontinued after med administration through an NG tube?

Answer 19

1 hour

Question 20

What should be done to the NG tube suction prior to assessing bowel sounds?

Answer 20

Suction should be paused