NUR 172 Quiz 3/Final Exam/ 136 Q&A/ .
Universal Gauge Coding - Answer: The smaller the number the larger the catheter is when selecting a vascular device
The 16-gauge needle is _______ in diameter than an 18 gauge? - Answer: larger
A 20 gauge needle is _____ in diameter than an 18 gauge? ...
NUR 172 Quiz 3/Final Exam/ 136 Q&A/ 2024-
2025.
Universal Gauge Coding - Answer: The smaller the number the larger the catheter
is when selecting a vascular device
The 16-gauge needle is _______ in diameter than an 18 gauge? - Answer: larger
A 20 gauge needle is _____ in diameter than an 18 gauge? - Answer: smaller
A gray catheter size? - Answer: 16
A green catheter size? - Answer: 18
A blue catheter size? - Answer: 22
Page 1 of 21
,The IV should be inserted at what angle? - Answer: 30-45 degree angle
What needs to be released (popped) before attaching the saline syringe and
flushing the IV catheter? - Answer: needle and tourniquet
Another name for a saline lock? - Answer: intermittent infusion device
Metacarpal Veins - Answer: Veins in the hands
cephalic vein - Answer: main vein on the thumb side of the hand
What type of gloves are worn when inserting an IV? - Answer: clean gloves
How should you determine the catheter gauge to use? - Answer: by the type of
solution that will be administered
What should be avoided when placing an IV on a patient that is taking
anticoagulants or has fragile veins? - Answer: a tourniquet
What can be used in place of a standard tourniquet? - Answer: blood pressure
cuff
Page 2 of 21
, Per INS standards, the access device selected should be what? - Answer: the
smallest outer diameter with the fewest number of lumens and is the least
invasive needed for the prescribed therapy
What is the most common gauge used for adults? - Answer: 20 gauge needle
Can blood be given through a 20 gauge over the needle catheter? - Answer: Yes
What is the normal solution for flushing? - Answer: Normal saline
What type of flush may the physician prescribe in certain circumstances? -
Answer: Heparin flush
What type of dressing should be applied after flushing? - Answer: TSM
transparent membrane dressing
________ let go of the hub of the catheter until it is secured with the TSM? -
Answer: Never
After the hub is secured with TSM apply tape over the skill and label with what? -
Answer: initials, date, time
How many times can a nurse attempt an IV? - Answer: twice
Page 3 of 21
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