Ventricular activation and QRS-duration

Question 1

This ECG reveals:
Your answerChoice

A. a narrow QRS

B. a normal QRS axis

C. pathological q waves in V5-V6


D. physiological q waves in V5-V6

E. normal QRS voltages

Question 2

What is(are) the correct diagnosis(es) for this ECG?
Your answerChoice

A. sinus rhythm

B. first-degree AV block

C. right bundle branch block + left anterior fascicular block

D. complete left bundle branch block


E. undifferentiated block