In the context of ventricular tachycardia, what do extra systoles appear as on an electrocardiogram (ECG)?
AP wave
BQRS complex
CT wave
DR wave
Torsades de pointes is seen in all except
AHyponatremia
BHypomagnesemia
CHypokalemia
DHypocalcemia
What is the most common congenital heart defect in newborns with Down syndrome?
AAV canal defect
BTetralogy of Fallot
CVSD
DASD
+ 7 more in the PDF
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