Dysrhythmia Interpretation Module 2 Questions And Answers

Dysrhythmia Interpretation Module 2 Questions And Answers dysrhythmia - Correct Answer-Any variation from the normal rhythm or rate of the heart beat. causes of dysrhythmias - Correct Answer--Cardiac (Conduction defects, CHF, MI) -Electrolyte imbalance, emotional crisis, hypoxia, shock, acid-base imbalance, caffeine, drugs Conduction of heart - Correct Answer-1. Sinoatrial node 2. Atrial ventricle node 3. Bundle of His 4. Bundle branches 5. Purkinje fibers Cardiac blood flow - Correct Answer-•Superior and inferior vena cava to RA- tricuspid-RV to pulmonic valve to pulmonary artery to lungs- pulmonary veins into LA- mitral valve- LV to aortic valve- aorta to body Two phases of electrical activity in cardiac cycle - Correct Answer-depolarization (active), repolarization (rest) Two phases of mechanical responses in the cardiac cycle - Correct Answer-systole and diastole depolarization electrolyes - Correct Answer-1)Sodium and calcium INTO THE CELL 2)Potassium OUT OF THE CELL repolarization electrolytes - Correct Answer-1) Potassium INTO THE CELL 2) Sodium and calcium OUT OF THE CELL in the cardiac cycle which comes first: mechanical or electrical? - Correct Answer-electrical!!