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NUR 172 Exam 2 (wks 5,6,7)/138 Q’s and A’s /100% Accurate
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NUR 172 Exam 2 (wks 5,6,7)/138 Q’s and A’s /100% Accurate
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NUR 172 Exam 2 (wks 5,6,7)/138 Q’s andA’s /100% Accurate
What does a backcheck valve do? - - Prevents retrograde solution flow
- How does an elastomeric pump work? - - Uses a balloon to use positive
pressure to deliver medication when tubing is unclamped
- What drip rates are included in Macrodrip? - - 10, 15, or 20 gtts/ml
- What drip rates are included for microdrip tubing? - - 60 gtts/ml
- What do multichannel pumps do? - - Deliver multiple solutions
simultaneously from bags, bottles, or syringes
- What is a stylet? - - Needle found inside a catheter used for vein
penetration and is removed after insertion
- What are the pros of glass containers? - - Good visualization of contents
Easy to read graduations
No plasticizers
- What are the cons of glass containers? - - Easily broken
Particulate matter due to coring
Cumbersome disposal
- What are the pros of plastic containers? - - Closed system
Flexible
Lightweight
Easy storage
- What are the cons of plastic containers? - - Easily punctured
Fluid level difficult to determine
Made of plasticizers
Potential for leaching
- Where is the spike inserted? Do you leave it in? - - Inserted into solution
container, must remain inserted at all times
- What does the drip chamber allow for? - - Visualization of falling drops
- What are the main administration sets? - - Primary continuous
- How often are primary sets changed? - - Every 96hrs or immediately upon
7 days
, - What is another name for secondary administration sets? - - Commonly
called piggyback sets
- Where does the primary container hang? - - On extension hook lower than
the secondary
- How often are intermittent sets changed? - - Every 24 hrs (May be used for
96 if it has not been disconnected)
- What does the volume chamber do? - - Controls flow of solution with
manual manipulation of valve
- Why do you not want to use stopcocks? - - Increases risk of infection
- Can LPNs change needless connectors on a CVC? - - No
- What does a stabilization device do? - - Prevents pistoning(in and out
movement) of the catheter
- What are the 4 types of CVADs - - Remember: N.I.P.S.
1. Non tunneled CVAD
2. Peripherally inserted central Catheter (PICC)
3. Subcutaneously tunneled cuffed catheter(common in chemo)
4. Implanted vascular access port (common in chemo)
- What is the most common CVAD? - - PICCs
- What do piccs have a higher risk of in renal patients? - - Upper extremity
thrombosis
- Where does the tip of the PICC sit? - - Superior Vena Cava
- What kind of needle is used for an implantable port? - - Non-coring needle
- Can an LPN access/de access implantable ports? - - Yes
- What is the preferred cleanser for any CVC dressing change? - -
Chlorhexidine
- What are the levels like when an ABG is uncompensated? - - PH and either
CO2 or HCO3 abnormal
- What are the levels like when an ABG is partially compensated - - All 3
abnormal
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