NUR 417
NUR 417 Exam 2 Care of Adult II 2025 Actual Questions
and Answers – Concordia University St. Paul
1. what is an ectopic focus?: area of spontaneous firing other than the SA
node
2. what can cause a
PVC?: stimulants
electrolyte
imbalances hypoxia
(!) fever exercise
emotional stress
3. how are PVC's treated?: in relation to the cause of the PVC
4. if the PVC is related to hypoxia, what is the indicated treatment?: O2
therapy 15. what are the priority assessments the nurse should perform
on a client who is mechanically ventilated to assess oxygenation?:
respiratory rate and rhythm auscultate the lungs!
NUR 417
, 2
NUR 417
5. what is weaning?: the process of gradually reducing ventilator support
and allowing the client to assume greater responsibility for breathing
spontaneously
6. what types of weaning are there?: spontaneous awakening trial
spontaneous breathing trial
7. what do these trials do?: help assess the ability of the client to maintain
a stable respiratory drive and adequate O2 saturation
8. during a weaning trial, what assessment finding would indicate a need to
end the trial?: tachypnea dyspnea tachycardia dysrhythmias
sustain desaturation (<92%)
hype
r- or
hypo
tensi
on
agita
NUR 417
, 3
NUR 417
tion
diap
hore
sis
anxi
ety
change in mental status
9. what are ventilator alarms set to do?: alert potentially dangerous
situations like:
-client-ventilator dyssynchrony
-ventilator disconnection/malfunction
-unplanned extubation
10. ventilator alarms should always be...: ON
(some allow silencing for 2 mins to suction after which it automatically turns
back on)
NUR 417
, 4
NUR 417
11. what should the nurse plan for should a ventilator alarm go off?:
immediate need to manually ventilate with 100% oxygen
(assume the worst!)
12. what is ventilatory failure?: inability to remove CO2
13. what diagnostics are done to determine if ventilatory failure is
occurring?: -
ABG's
14. what would the client's ABG be if they were having ventilatory
failure?: high CO2
(>45)
low pH (<7.35)
15. what is oxygenation?: the process of delivering oxygen to the blood
16. what is ventilation?: movement of air in and out of the lungs
17. what is acute respiratory failure (ARF)?: when oxygenation,
ventilation, or both are inadequate
NUR 417