POST-LAB ASSIGN Post-lab quizzes are also assignable in MasteringA&P; Lab Ses Da

Question

POST-LAB ASSIGN Post-lab quizzes are also assignable in MasteringA&P; Lab Ses Date: Name: PART I. Check Your Understanding Activity 1: Recording and Interpreting an Electrocardiograrm 1. Which component(s) of the cardiac conduction system: a. serves as the pacemaker? b. is the only connection between the atria and the ventricles? c. extend through the interventricular septum toward the apex of the heart? d. receives action potentials from the sinoatrial node e. conducts action potentials from the apex of the h to the remaining myocardium? Identify the components of the electrocardiogram shown in the accompanying illustration

Explanation / Answer

1 a. sinoartial node

b. atrioventrucal bundle

c. the bundle branches

d. atrioventricular node

e.purkinje fibers

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