Archive Of Standardized Exam Questions: Third-Degree Atrioventricular Block (Third-Degree AV Block)

OVERVIEW

This page is dedicated to organizing various examples of standardized exam questions whose topic is third-degree atrioventricular block. While this may seem a odd practice, it is useful to see multiple examples of how third-degree atrioventricular block will be characterized on standardized exams (namely the boards and the shelf exams). This page is not meant to be used as a traditional question bank (as all of the answers will be the same), however seeing the classic “test” characterization for a topic is quite valuable.

KEY CHARACTERISTICS OF THIS CONDITION (ON EXAMS)

When it comes to standardized exams, each topic has its own “code” marked by key buzzwords, lab findings, clues, etc. If you are well versed in this code you will be able to more quickly identify the condition that is being discussed, and get the right answer on the exam you are taking. Below is the “code” for third-degree atrioventricular block

  • Characteristic EKG findings:
    • Atrial rate > ventricular rate
    • P waves and QRS complexes not rhythmically associated: the atria and ventricles beat independently of each other. 
QUESTION EXAMPLES

Question # 1

 

Explanation # 1

 

Question # 2

 

Explanation # 2

 

TESTABLE FACTS ABOUT THIS TOPIC (BEYOND ITS IDENTIFICATION)

Many questions on standardized exams go beyond simply recognizing the underlying topic. Often there are specific testable facts regarding some aspect of the topic’s pathophysiology/management/clinical implications that are commonly asked. Some of these are listed below:

 

 

Page Updated: 04.26.2017