EKG Chapter 1: The Basics

Purkinje Cells pace

20-40 BPM

Myocardial Cells pace

30-35 BPM

Bundle of His pace

40-45 BPM

AV node beats at what pace?

45-50 BPM

Atrial cells at what pace?

55-60 BPM

SA node beats at what pace?

60-100 BPM

The right ventricle pumps the blood through the peripheral circulation

False

Visually, the right ventricle dominates the anterior view of the heart. True or False.

True

Which of the statements below is incorrect: A. The electrical conduction system of the heart is made up of specialized cells. B. The conduction system is interwoven into the myocardial tissue. C. The conduction system is visible under the microscope without special stains. D. The internodal pathways transmit the impulse between the SA node and the AV node.

C

The AV node is always supplied by:

The right coronary artery