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Cardiac Dysrhythmias Exam with 100- correct answers
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Cardiac Dysrhythmias Exam with 100- correct answers
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Cardiac Dysrhythmias Exam with 100%correct answers
6 nnquestions nnfor nnEKG nnanalysis nn- nnANSWER: nn✔ nn-Is nnit nnregular?
-Does nnevery nnP nnhave nna nnQRS nnand nndoes nnevery nnQRS nnhave nna nnP?
-What nnis nnthe nnRate?
-Is nnthe nnPR nninterval nnWNL?
-Is nnthe nnQRS nnWNL?
-Is nnthe nnST nnsegment nnprolonged, nnshort nnor nnelevated?
Normal nnheart nnrate nn- nnANSWER: nn✔ nn60-100 nnbpm
Normal nnPR nninterval nnlength nn- nnANSWER: nn✔ nn0.12-0.20 nnsec
1 nnsmall nnbox nnon nnthe nnEKG nnis nn- nnANSWER: nn✔ nn0.04 nnsec
1 nnbig nnbox nnis nnon nnthe nnEKG nnis nn- nnANSWER: nn✔ nn0.20 nnsec
30 nnbig nnboxes nnon nnthe nnEKG nnare nn- nnANSWER: nn✔ nn6 nnsec
To nndetermine nnHR nnon nnthe nnEKG nn- nnANSWER: nn✔ nncount nnthe nnR nnwaves nnin nn6 nnsec nnand nnmultiply nnby nn10
Normal nnQRS nnlength nn- nnANSWER: nn✔ nn< nn0.12 nnor nnequal nnto nn0.12
Normal nnST nnsegment nn- nnANSWER: nn✔ nn0.08 nnto nn0.12, nnnot nnelevated
Normal nnsinus nnrhythm nn- nnANSWER: nn✔ nn-regular
, -every nnP nnhas nna nnQRS
-rate nn70 nnbpm
-PR nninterval nnis nn0.20, nnWNL
-QRS nnlength nnis nn0.04 nnWNL
-ST nnsegment nnis nn0.08, nnWNL
Sinus nnTachycardia nn- nnANSWER: nn✔ nn-regular
-every nnP nnhas nna nnQRS
-rate nn140 nnbpm nn(high)
-PR nninterval nnis nn0.12, nnWNL
-QRS nnlength nnis nn0.04 nnWNL
-ST nnsegment nnis nn0.08, nnWNL
TX: nnonly nnif nnsymptomatic, nntreat nnunderlying nncause
Sinus nnBradycardia nn- nnANSWER: nn✔ nn-regular
-every nnP nnhas nna nnQRS
-rate nn<60 nnbpm
-PR nnWNL
-QRS nnlength nnWNL
-ST nnsegment nnis nnWNL
TX: nnonly nnif nnsymptomatic, nnIV nnatropine nnor nnisoproterenol, nnand/or nnpacemaker
Premature nnAtrial nnBeat nn- nnANSWER: nn✔ nnResult nnof nnan nnirritable nnectopic nnelectrical nnimpulse nnfrom
nnwith nnin nnthe nnatria nnis nninitiated nnearly.
-Rhythm: nnirregular
-every nnP nnhas nna nnQRS nn- nnno nnthere nnwill nnbe nnextra nnp nnwaves, nnsome nnmay nnbe nnhidden
-rate nn- nncan nnbe nnWNL, nn<60, nnor nn>100
-PR nnWNL
-QRS nnlength nnWNL
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