Second-degree block is also known as:
A) Mobitz type 5.
B) Mobitz type 4.
C) Mobitz type 3.
D) Mobitz type 1.

Question

Quizplus · Accepted Answer

Second-degree block is further classified into two types: Mobitz type 1 (also known as Wenckebach) and Mobitz type 2. Mobitz type 1 is characterized by progressively lengthening PR intervals until a QRS complex is dropped, while Mobitz type 2 is characterized by a fixed PR interval with occasional dropped beats. Therefore, the correct answer is D) Mobitz type 1.

Second-Degree Block Is Also Known As