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Cardiac Cycle - Answer- mechanical events that occur to pump blood Diastole - Answer- Ventricles Relax (Repolarize) and refills as Atria contracts Rapid Filling Phase - Answer- Atria dumping blood to ventricles; pressure causes AV valves to open Diastasis - Answer- slowing of blood flow; pressure of atria and ventricles equalize Atrial Kick - Answer- Atria contracts/squeeze blood; P-wave S1 (LAB) - Answer- Ventricles Pressure High causes the AV valves to close Diastole and Syst...

CRAT Study Guide Questions and Answers Rated A+ Normal PRI interval 0.12-0.20 Normal QRS interval 0.11 or less What does the P wave represent? Atrial depolarization What does the QRS complex represent? Atrial repolarization and ventricular depolarization Q wave indicates what? Dead myocardial tissue. Always a negative deflection What is the natural pacemaker of the heart? SA node 3 types of pacemakers 1) single (either RA or RV) 2) dual chamber (RA and LV) 3) bi-ventricular (RV and LV --&g...

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CRAT Study Guide Exam 38 Questions with Verified Answers Normal PRI interval - CORRECT ANSWER 0.12-0.20 Normal QRS interval - CORRECT ANSWER 0.11 or less What does the P wave represent? - CORRECT ANSWER Atrial depolarization What does the QRS complex represent? - CORRECT ANSWER Atrial repolarization and ventricular depolarization Q wave indicates what? - CORRECT ANSWER Dead myocardial tissue. Always a negative deflection What is the natural pacemaker of the heart? - CORRECT ANS...

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CRAT Study Guide latest updated Normal PRI interval - ANS ️️ 0.12-0.20 Normal QRS interval - ANS ️️ 0.11 or less What does the P wave represent? - ANS ️️ Atrial depolarization What does the QRS complex represent? - ANS ️️ Atrial repolarization and ventricular depolarization Q wave indicates what? - ANS ️️ Dead myocardial tissue. Always a negative deflection What is the natural pacemaker of the heart? - ANS ️️ SA node 3 types of pacemakers - ANS ️️ 1) single (...

Normal PRI interval - Answer- 0.12-0.20 Normal QRS interval - Answer- 0.11 or less What does the P wave represent? - Answer- Atrial depolarization What does the QRS complex represent? - Answer- Atrial repolarization and ventricular depolarization Q wave indicates what? - Answer- Dead myocardial tissue. Always a negative deflection What is the natural pacemaker of the heart? - Answer- SA node 3 types of pacemakers - Answer- 1) single (either RA or RV) 2) dual chamber (RA and LV...

CRAT Study Guide with Answered Questions Normal PRI interval - Ans 0.12-0.20 Normal QRS interval - Ans 0.11 or less What does the P wave represent? - Ans Atrial depolarization What does the QRS complex represent? - Ans Atrial repolarization and ventricular depolarization Q wave indicates what? - Ans Dead myocardial tissue. Always a negative deflection What is the natural pacemaker of the heart? - Ans SA node 3 types of pacemakers - Ans 1) single (either RA or RV) 2) dual ch...

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