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AH - 480 exam 2 (mod 3) questions with verified answers
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AH - 480 exam 2 (mod 3) questions with verified answers
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AH - 480 exam 2 (mod 3)how can the nurse check the accuracy of the system and identify any mechanical issues? - correct
answer ✔✔square wave test
what is an ideal system in the square wave test? - correct answer ✔✔optimally damped
how many oscillations in:
-optimally damped
-overdamped
-undreamed - correct answer ✔✔1.5-2
none
more than 2
what is leveled to the pt. the transducer or stopcock? - correct answer ✔✔stopcock level with the R
atrium
How do you zero the transducer? - correct answer ✔✔turn stopcock off to pt, open to air and hit "zero"
to zero to atmospheric pressure
How do you level the transducer? - correct answer ✔✔keep stopcock level with phelbostatic axis
Where is the phlebostatic axis? - correct answer ✔✔4th intercostal space, midaxillary line
corresponds with the R atrium
pt teaching about arterial line insertion?
what needs confirmed before insertion?
, complications? - correct answer ✔✔radial, brachial, femoral
adequate collateral circulation (Allens test)
infection, blood less, impaired circulation to extremities
What is mean arterial pressure?
normal range?
how calculated? - correct answer ✔✔evaluates perfusion
normal range: 70-105
be able to know the arterial waveform.
what is the dicrotic notch? - correct answer ✔✔closer of the aortic valve; end of systole and beginning of
diastole
what does CVP measure?
normal range? - correct answer ✔✔reflects pressure in the right atrium
indirectly measures LVEDP
(same with PACs)
8-12
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