Cardiac Dysrhythmias Exam Questions And Answers Verified 100%Correct.

Cardiac Dysrhythmias Exam Questions And Answers Verified 100%Correct. 6 questions for EKG analysis Correct ans - -Is it regular? -Does every P have a QRS and does every QRS have a P? -What is the Rate? -Is the PR interval WNL? -Is the QRS WNL? -Is the ST segment prolonged, short or elevated? Normal heart rate Correct ans - 60-100 bpm Normal PR interval length Correct ans - 0.12-0.20 sec 1 small box on the EKG is Correct ans - 0.04 sec 1 big box is on the EKG is Correct ans - 0.20 sec 30 big boxes on the EKG are Correct ans - 6 sec To determine HR on the EKG Correct ans - count the R waves in 6 sec and multiply by 10 Normal QRS length Correct ans - 0.12 or equal to 0.12 Normal ST segment Correct ans - 0.08 to 0.12, not elevated Normal sinus rhythm Correct ans - -regular -every P has a QRS -rate 70 bpm -PR interval is 0.20, WNL -QRS length is 0.04 WNL -ST segment is 0.08, WNL Sinus Tachycardia Correct ans - -regular -every P has a QRS -rate 140 bpm (high) -PR interval is 0.12, WNL -QRS length is 0.04 WNL -ST segment is 0.08, WNL TX: only if symptomatic, treat underlying cause.