Exam (elaborations)
MNT PN TEST QUESTIONS AND ANSWERS
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MNT PN TEST QUESTIONS AND ANSWERS...
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MNT PN TEST QUESTIONS ANDANSWERS
how is PN given? - ANSWER an IV into a vein
PN can provide __% of nutrients - ANSWER 100%
along with tube feeding or an oral diet... - ANSWER PN can be
supplementary
what lines is PN given in? - ANSWER central or peripheral
is PN expensive? - ANSWER yes, it costs $1000-1200 per bag
how long is 1 bag of PN able to hang? - ANSWER 24 hours
what are some indications PN is needed? - ANSWER - severe
malnutrition
- GI tract obstruction
- constant vomiting
- chronic pancreatitis
- high nutrient need as result from trauma/ burns
- EN failure
- diarrhea
- peritonitis
- Crohns disease (need GI to rest)
- abdominal injury (gunshot)
why would we give PN? - ANSWER we don't want pt to be underfed for
a long period of time
short term access - ANSWER central venous catheter (CVC) and
peripheral inserted central catheter (PICC)
where is CVC inserted? - ANSWER subclavian, jugular, femoral veins
, where is PICC inserted? - ANSWER basilic vein
is PICC a central or peripheral line? - ANSWER central (despite having
term peripheral in name)
long term access - ANSWER tunneled catheters and implantable ports
what is the benefit of long term access? - ANSWER able to put more
nutrients in
tunneled catheters - ANSWER hickman, broviac, groshong
where are hickman, brociac, and groshong lines placed? - ANSWER
super vena cava via surgery
where is a central line placed? - ANSWER in subclavian artery
peripheral line - ANSWER in arm
what does it mean if the bag consistency is a milky white? - ANSWER
fat is present
what is an example of fat that can be added to PN bag? - ANSWER
propofol
advantages to central line - ANSWER -delivers meds that would irritate
peripheral vein
-meds reach heart immediately
-multiple meds can be delivered at once and distributed rapidly
- can use hypertonic solutions to provide high kcals and protein
- won't blow a vein (like peripheral will)
disadvantages to central line - ANSWER - surgery needed to place line
- higher risk of complications
- expensive
- need highly trained nutrition support team to be sure protocols of care
are followed
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