Exam (elaborations)
Nur 172 Exam 2: Questions With Complete Answers
Nur 172 Exam 2: Questions With Complete Answers
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Nur 172 Exam 2: Questions With Complete AnswersBackcheck valve Right Ans - A device that functions to prevent retrograde
solution flow
Macro drip Right Ans - 10, 15, 20 gtt/mL
Micro drip Right Ans - 60 gtts/mL
over the catheter needle Right Ans - needle is inside the catheter; used to
penetrate the vein and then the needle is removed
glass container Right Ans - PROS:
good visual
graduations are easy to read
no plasticizers
CONS:
breaks easily
difficult disposal
Plastic containers Right Ans - PROS:
closed system
flexible
lightweight
easy storage
CONS:
easily punctured
fluid level can be hard to read
plasticizers
leaking
continuous administration sets are changed how often? Right Ans - 96
hours or upon suspected contamination
primary administration set Right Ans - The main tube for an IV infusion
that includes a drip chamber, sterile tube, regulator, and connectors.
*change every 96 hrs or when contaminated
secondary administration set Right Ans - - aka piggyback set
, - shorter, attached at the Y-site and used to give intermittent medications or
solutions
*change every 24 hours or when contaminated
When hanging a piggyback set should it be hung higher or lower than the
primary? Right Ans - hang the primary set lower on an extension hook and
the piggyback set higher
stopcock Right Ans - a device use to stop or regulate the flow of fluid
through tubing
*can increase risk of contamination/ infection
Needleless Connectors (Injection Caps or Injection Ports) Right Ans -
allows the tip of the syringe to be attached
*intermittent infusing device
Ohio lpn can change the needleless connector on a cvc? true or false Right
Ans - False
Only RN
Non-coring needle Right Ans - huber needle
*used for implantable device
**LPN may access or deaccess an implantable port in Ohio
PICC Right Ans - peripherally inserted central catheter
*most common CVAD
*high risk of venous thrombosis
*placed at the bedside
*tip goes into superior vena cava
**LPN can change dressing and hang some solutions
**LPN cannot remove PICC or midline
**LPN cannot draw blood from PICC
cleanser for CVC dressing change Right Ans - chlorhexidine
Uncompensated ABG Right Ans - pH and one other value is abnormal
(either CO2 OR HCO3)
partially compensated ABG Right Ans - All values are abnormal
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