ACLS Certification - Official Site | Powered by CPR.com
ACLS Certification - Official Site Contact Us | 1-800-448-0734 | Log in |

Chapter 1: Anatomy and Physiology of the Heart Quiz

  1. Select the best response from the answer choices following each question.

    1. The heart’s electrical function is regulated by which one of the following cell structures?

    • 1.
    • 2.
    • 3.
    • 4.
  2. 2. Which electrolyte exits the cardiac cell leading to cellular polarization?

    • 1.
    • 2.
    • 3.
    • 4.
  3. 3. Which landmark in the heart’s conduction system has the slowest inherent rate?

    • 1.
    • 2.
    • 3.
    • 4.
  4. 4. At times, foci within the heart may fire at a rate faster than the SA node rate and take over as the heart’s pacemaker. This is known as:

    • 1.
    • 2.
    • 3.
    • 4.
  5. 5. The terminal portion of the heart’s conduction system is the:

    • 1.
    • 2.
    • 3.
    • 4.